* 12.4-Megapixel D2xs Offers Unique Combination of Extraordinary Image Quality, High-Speed and High-Resolution in a Single Camera Body
* Internal and External Refinements Make D2xs a Commendable Successor to Nikon’s Flagship D2x Digital SLR Camera
MELVILLE, N.Y., June 1 — Nikon(R) (http://www.nikondigital.com), the world leader in photography, today introduced the new D2xs(TM) professional digital SLR camera, incorporating an impressive range of refinements that improve overall camera performance and enhance the user experience. The D2xs shares many performance and design innovations with the current and highly successful D2x camera, including the 12.4 million pixel DX format CMOS image sensor that renders images with high resolution and sharp detail, necessary for demanding professional assignments. The D2xs also hosts a range of upgraded features that make operation significantly more responsive — including refined viewfinder performance that makes for easier composition when shooting in Nikon’s exclusive High-Speed Crop mode, a new 2.5 inch LCD with a 170-degree wide viewing angle, individually calibrated at the factory to ensure consistent color fidelity, significantly increased battery life and a wide range of firmware enhancements.
With its numerous refinements, the D2xs is truly equipped to meet the widely varied demands of today’s professional photographers who strive to create photographs that push the boundaries of what’s possible. Not only does the camera successfully combine high resolution, speed and quality, but it also incorporates exclusive technologies that enable unfettered creativity. Options such as the WT-2A Wi-Fi transmitter achieves full wireless remote camera control and transmission, while the revolutionary i-TTL Speedlight technology included in the D2xs ensures radical new possibilities in creative lighting.
“Increasingly, professional photographers have chosen the D2x as their primary workhorse camera due to its remarkable performance and versatility, making it Nikon’s best selling professional digital SLR camera. With the introduction of the D2xs, Nikon has built upon the proven performance of its predecessor and added new technologies and refined features that will
offer professionals an enhanced overall experience,” said Edward Fasano, general manager for Marketing, SLR Systems Products, Nikon Inc. “The D2xs is poised to become the next Nikon DSLR of choice among professional photographers.”
Versatility Refined
Many of the capabilities that made the D2x such a success have been retained. The D2xs is capable of capturing 12.4 megapixel JPEG or RAW (NEF) images at a rate of up to 5 frames per second in continuous shooting mode, and maintains a rapid start-up time, the world’s shortest shutter release time lag of just 37ms, as well as a viewfinder blackout time of just 105 milliseconds. The D2xs also inherits the popular High-Speed Crop mode that uses a specific central area of the sensor to capture 6.8 megapixel resolution images at an incredible rate of up to 8 frames per second. A newly developed viewfinder in the D2xs automatically superimposes a mask over the cropped area within the viewfinder while in the High-Speed Crop mode, for easier and more confident composition.
The D2xs features Nikon’s acclaimed Mutli-CAM2000 high-speed AF system, with eleven autofocus sensors — nine of which are cross-type and placed in the rule of thirds layout. The D2xs offers improved subject acquisition and tracking capabilities as well as a new option for controlling the duration of Lock-On(TM) focus tracking, making it easier to adjust for shooting
different types of scenes and action.
New Image Rendering and Menu Options
With a combination of powerful image-processing technologies and Nikon’s exclusive 1,005 pixel 3D-Color Matrix Metering II, the D2xs makes it possible to capture beautiful 2.4-megapixel images that meet and exceed professional photographers’ needs for larger files that are rich in detail, color and smooth tonal range. The D2xs has also been refined so demanding photographers can take advantage of Nikon’s 3D-Color Matrix Metering II even in the High-Speed Crop mode. Professional photographers will appreciate the ability to select Adobe RGB in any of the three color modes — making it possible to work with a wider range of colors to match highly diverse assignments and workflow environments, while ideally complementing the NEF file. In-camera creative possibilities are extended even further through the addition of a new Black & White (sRGB) color mode.
Photographers shooting in RAW (NEF) will have the ability to shoot in black and white and still retain the color information in the RAW image data, allowing them to easily reverse a black and white image to color using Nikon’s new Capture NX software.
RAW and JPEG images taken using the D2xs can be trimmed within the camera to produce images of reduced display sizes ranging from 640 x 480 to 2,560 x 1,920 pixels. The resulting smaller files can help improve workflow efficiency by eliminating the time required to download and perform software editing within a computer.
New ISO sensitivity options offer greater convenience to photographers who work under constantly changing lighting conditions such as weddings. A new Auto ISO feature allows photographers to maintain a specific shutter speed while letting the camera automatically select an appropriate ISO setting, within a predefined range of sensitivities, based on the existing lighting conditions. This feature helps achieve optimum exposure while freeing the photographer to concentrate on composition. ISO sensitivity can also be manually set between ISO-equivalent 100 and 800 in increments of 1/3 EV, or boosted using HI-0.3, HI-0.5, HI-0.7, HI-1 or HI-2 settings when high sensitivity is a priority. The 3 settings between 800 and HI-1 are newly added to give the D2xs finer control over sensitivity.
Refined Ergonomics and Design
The D2xs body is consistent with the exterior styling of the D2-series, adopted from a design created by famed industrial designer, Giorgetto Giugiaro*. The body is proportionate and well balanced, with a well designed interface that is intuitive and seamless.
The D2xs improves upon its predecessor’s energy efficient design, and when combined with the newly developed high-energy EN-EL4a rechargeable lithium-ion battery, the camera boasts an unprecedented 3,800** shots per charge. Nikon’s highly sophisticated, real-time battery Fuel Gauge system in the D2xs allows photographers to determine the precise level of remaining charge, number of shots taken per charge and the overall life of the battery — all at the touch of a button.
A new 2.5-inch, 235,000 dot LCD monitor in the D2xs allows a 170-degree wide viewing angle, and is individually calibrated at the factory to ensure consistent color fidelity. The D2xs also features a new color scheme for menu displays.
Expanded Software Options
The D2xs features a unique Image Authentication feature that, when used with Nikon’s new Image Authentication Software, marks the authentication of an image captured by the camera and can determine whether or not it has been altered since capture. Image data is a critical link in the “chain of evidence” for verifying image authenticity, and D2xs’s hardware and software-based image authentication solution allows easy, secure authentication of images for a wide range of requirements. The softwareenables verification of JPEGS, TIFF and NEF (RAW) images taken with the Nikon D2xs.
A new remote control software called Camera Control Pro is also available for the D2xs, enabling unprecedented remote control operation of many camera functions from a personal computer. Camera Control Pro software is the next generation of camera control software, previously bundled with Nikon’s Capture 4 software, and features substantial advanced features that offer limitless creativity to photographers who need to control their camera remotely. Camera Control Pro can control the D2xs remotely tethering a high-speed USB cable or optional WT-2a wireless transmitter.
The D2xs is also compatible with Nikon’s soon-to-be-released Capture NX(TM) software — a highly versatile yet elegantly simple photo editing solution that provides easy, yet powerful and visually intuitive image-editing and enhancement tools. With Capture NX, photographers will be able to tap into the full potential of D2xs’s RAW (NEF) files, while also apply powerful photo image processing and editing tools to JPEG and TIFF files.
The D2xs will be available from Nikon authorized retailers in late June for an estimated street price of $4699.95***. For more information, please visit http://www.nikondigital.com
About Nikon
Nikon, At the Heart of the Image(TM). Nikon Inc. is the world leader in digital imaging, precision optics and photo imaging technology and is globally recognized for setting new standards in product design and performance for its award-winning consumer and professional photographic equipment. Nikon Inc. distributes the Nikon Total Imaging System of consumer and professional digital SLR cameras, Nikkor optics, Speedlights and System Accessories; Nikon COOLPIX(R) compact digital cameras; COOLSCAN(R) digital film scanners; 35mm film SLR cameras; Nikon software products and Nikon sports and recreational optics. At the heart of every Nikon camera is Nikon’s Exclusive Feature System, making it easy for anyone to take amazing digital pictures. Through the Nikon Spirit Initiative(TM), the company, plays an active role in supporting aspiring and advanced photographers through a variety of philanthropic organizations, educational programs, events and workshops. For more information, dial (800) NIKON-US or visit http://www.nikonusa.com, which links all levels of photographers to the web’s most comprehensive photo learning and sharing communities.
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Author: Harry Rockwell
A digital camera, as opposed to a film or videotape camera, uses an electronic sensor to transform images (or video) into electronic data. Modern digital cameras are typically multifunctional and the same device can take photographs, video, and/or sound.
In 2005, digital cameras are starting to push traditional film cameras out of many markets. Shrinking device sizes have recently allowed miniaturized digital cameras to be included in multifunctional devices, such as cell phones and PDAs.
Classification
Digital cameras can be classified into several groups:
* Professional video cameras such as those used in television and movie production. These typically have multiple images sensors (one per color) to enhance resolution and color gamut. Professional video cameras usually do not have a built-in VCR or microphone.
* Camcorders used by amateurs. These are a combination of camera and VCR to create an all-in-one production unit. They generally include a microphone to record sound, and feature a small LCD to watch the video during filming and playback.
Still cameras
Digital still cameras are generally characterized by the use of flash memory and USB or Fire Wire for storage and transfer.
Most have a rear LCD for reviewing photographs. They are rated in mega pixels; that is, the product of their maximum resolution dimensions. The actual transfers to a host computer are commonly carried out using the USB mass storage device class (so that the camera appear as a drive) or using the Picture Transfer Protocol and its derivatives.
All use a CCD (for Charged Coupled Device) which is a chip comprised of a grid of phototransistors to sense the light intensities across the plane of focus of the camera lens.
There has recently been some application of a second kind of chip, called a CMOS (Complementary Metal-Oxide Semiconductor) sensor, and this chip is often differentiated from a CCD proper in that it uses less power and a different kind of light sensing material, however the differences are highly technical and many manufacturers still consider the CMOS chip a charged coupled device. For our purposes, a chip sensor is a CCD.
* Standard Digital Cameras: This encompasses most digital cameras. They are characterized by great ease in operation and easy focusing; this design allows for limited motion picture capability. They have an extended depth of field.
This allows objects at multiple depths to be in focus simultaneously, which accounts for much of their ease of focusing. It is also part of the reason professional photographers find their images flat or artificial-looking. They excel in landscape photography and casual use.
* Digital SLRs typically have a sensor nine times larger than that of a standard digital camera, and are targeted at professional photographers and enthusiasts. They resemble ordinary professional cameras in most ways, with replaceable flash and lens components, which give the user maximum control over light, focus and depth of field.
They are also bulkier and more expensive than their casual-use oriented counterparts. They are superb for portraiture and artistic photography because they can be customized for various applications with a comprehensive range of exchangeable lenses.
Professional modular digital camera systems
High-end digital camera backs used by professionals are usually separate devices from the camera bodies which they are used with. (This is because most of the large- and medium-format camera systems in professional use at the time that digital capture overtook film as the professional’s medium of choice were modular in nature, i.e. the camera body had multiple lenses, viewfinders, winders and backs available for use with it to fit different needs.)
Since the first backs were introduced there have been three main methods of “capturing” the image, each based on the hardware configuration of the particular back.
The first method is often called “Single Shot,” in reference to the number of times the camera’s sensor is exposed to the light passing through the camera lens.
Single Shot capture systems use either one CCD with a Bayer filter stamped onto it or three separate CCDs (one each for the primary additive colors Red, Green and Blue) which are exposed to the same image via a beam splitter.
The second method is referred to as “Multi-Shot” because the sensor is exposed to the image in a sequence of three or more openings of the lens aperture. There are several methods of application of the multi-shot technique.
The most common originally was to use a single CCD with three filters (once again red, green and blue) passed in front of the sensor in sequence to obtain the additive color information.
Another multiple shot method utilized a single CCD with a Bayer filter but actually moved the physical location of the sensor chip on the focus plane of the lens to “stitch” together a higher resolution image than the CCD would allow otherwise. A third version combined the two methods without stamping a Bayer filter onto the chip.
The third method is called “Scan” because the sensor moves across the focus plane much like the sensor of a desktop scanner.
These CCDs are usually referred to as “sticks” rather than “chips” because they utilize only a single row of pixels (more properly “photosites”) which are again “stamped” with the Bayer filter.
The choice of method for a given capture is of course determined largely by the subject matter. It is usually inappropriate to attempt to capture a subject which moves (like people or objects in motion) with anything but a single shot system.
However, the higher color fidelity and larger file sizes and resolutions available with multi-shot and scan-backs make them attractive for commercial photographers working with stationary subjects and large-format photographs.
Webcams
* Webcams are digital cameras attached to computers, used for video conferencing or other purposes. Webcams can capture full-motion video as well, and some models include microphones or zoom ability.
These devices range in price from very inexpensive to expensive higher-end models; many complex webcams have a servo-controlled base capable of tracking facial motion with the help of software.
Interpolation
Image color or resolution interpolation is used unless the camera uses a beam splitter single-shot approach, three-filter multi-shot approach, or Foveon X3 sensor.
The software specific to the camera interprets the information from the sensor to obtain a full color image. This is because in digital images, each pixel must have three values for luminous intensity, one each for the red, green, and blue channels. A normal sensor element cannot simultaneously record these three values.
The Bayer filter pattern is typically used. A Bayer filter pattern is a 2×2 pattern of light filters, with green ones at opposite corners and red and blue elsewhere.
The high proportion of green takes advantage of properties of the human visual system, which is determines brightness mostly from green and is far more sensitive to brightness than to hue or saturation.
Sometimes a 4-color filter pattern is used, often involving 2 different hues of green. This provides a wider color gamut, but requires a slightly more complicated interpolation process.
The luminous intensity color values not captured for each pixel can be interpolated (or guessed at) from the values of adjacent pixels which represent the color being calculated.
In some cases, extra resolution is interpolated into the image by shifting photosites off of a standard grid pattern so that photosites are adjacent to each other at 45 degree angles, and all three values are interpolated for “virtual” photosites which fall into the spaces at 90 degree angles from the actual photosites.
Connectivity
Many digital cameras can connect directly to a computer to transfer data. USB is the most widely used method, though some have a Fire wire port.
Integration
Some devices, like mobile phones integrates digital cameras. Mobile phone cameras are much more sold than standalone digital ones.
Digital cameras need memory to store data. The higher one goes in pixel size, the more memory will be needed. Cameras use a removable memory card to store data, but the cheapest and smallest cameras may simply use fixed internal memory instead. Some cameras come with inbuilt memory as well.
Autonomous devices
An autonomous device, such as a PictBridge printer, operates without need of a computer. The camera connects to the printer, which then downloads and prints its images. Some DVD recorders and television sets can read memory cards too.
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Author: Brian Lee
In the past twenty years, most of the major technological breakthroughs in consumer electronics have been built around the same basic process: converting conventional analog information (represented by a fluctuating wave) into digital information (binary information represented by ones and zeros, or bits). This fundamental shift in technology has changed how we handle visual and audio information — it completely redefined what is possible.
The digital camera is one of the most notable examples of this shift because it is so truly different from its predecessor. Conventional film cameras depend entirely on chemical and mechanical processes — you don’t need any electricity whatsoever to operate them, other than for a flash. On the other hand, all digital cameras have a built-in computer, and all of them record images electronically.
The new approach has been enormously successful. Since film usually provides better picture quality, digital cameras have not completely replaced conventional cameras. But, as digital imaging technology has improved, and prices dramatically decreased, digital cameras have rapidly become more popular.
In this article, we’ll find out exactly what’s going on inside these amazing digital-age devices.
Understanding the Basics
Let’s say you want to take a picture and e-mail it to a friend. To do this, you need the image to be represented in the language that computers recognize — bits and bytes, or binary information. Essentially, a digital image is just a long string of 1s and 0s that represent all the tiny colored dots — or pixels — that collectively make up the image. If you want to get a picture into this form, you have two options:
1) You can take a photograph using a conventional film camera, take the film to a developing lab that processes the film chemically, prints it onto photographic paper, and then place the picture on a digital scanner to sample the print (record the pattern of light as a series of pixel values).
2) You can directly sample the original light that bounces off your subject, immediately breaking that light pattern down into a series of pixel values — in other words, you can use a digital camera.
At its most basic level, this is all there is to a digital camera. Just like a conventional film camera, it has a series of lenses that focus light to create an image of a scene. But instead of focusing this light onto a piece of film, it focuses it onto a semiconductor device that records light electronically. A computer then breaks this electronic information down into digital data. All the fun and interesting features of digital cameras come as a direct result of this process.
Instead of film, a digital camera has a sensor that converts light into electrical charges.
The image sensor employed by most digital cameras is a charge coupled device (CCD). Some cameras use complementary metal oxide semiconductor (CMOS) technology instead. Both CCD and CMOS image sensors convert light into electrons. Without getting too technical, a simplified way to think about these sensors is to think of a 2-dimentional array of thousands or millions of tiny solar cells.
Once the sensor converts the light into electrons, it reads the value (accumulated charge) of each cell in the image. This is where the differences between the two main sensor types become a factor:
A CCD transports the charge across the chip and reads it at one corner of the array. An analog-to-digital converter (ADC) then turns each pixel’s value into a digital value by measuring the amount of charge at each photosite and converting that measurement to binary form. CCD sensors create high-quality, low-noise images. CCD sensors have been mass produced for a longer period of time, so they are more mature. They tend to have higher quality pixels, and more of them.
CMOS devices use several transistors at each pixel to amplify and move the charge using ordinary wires. The CMOS signal is digital, so it needs no ADC. Because each pixel on a CMOS sensor has several transistors located next to it, the light sensitivity of a CMOS chip is lower (many of the photons hit the transistors instead of the photodiode.) CMOS sensors traditionally consume little power. CCDs, on the other hand, use a process that consumes lots of power.
The amount of detail that the camera can capture is called the resolution, and it is measured in pixels. The more pixels a camera has, the more detail it can capture and the larger pictures can be without becoming blurry or “grainy.” High-end consumer cameras can capture over 12 million pixels. Some professional cameras support over 16 million pixels, or 20 million pixels for large-format cameras. For comparison, Hewlett Packard estimates that the quality of 35mm film is about 20 million pixels.
Exposure and Focus
Just as with film, a digital camera has to control the amount of light that reaches the sensor. The two components it uses to do this, the aperture and shutter speed, are also present on conventional cameras.
Aperture: The size of the opening in the camera. The aperture is automatic in most digital cameras, but some allow manual adjustment to give professionals and hobbyists more control over the final image.
Shutter speed: The amount of time that light can pass through the aperture. Unlike film, the light sensor in a digital camera can be reset electronically, so digital cameras have a digital shutter rather than a mechanical shutter.
These two aspects work together to capture the amount of light needed to make a good image. In photographic terms, they set the exposure of the sensor.
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Author: Nicholas Tan
Basically a digital camera is a deice use to capture pictures without the use of films. Unlike the conventional camera, the digital camera does not rely on mechanical and chemical processes. It has a built in computer and records the images it captures in an electronic form. Having and operating one does not even require the use of electricity.
Since the images that a digital camera captures is in electronic form, it is a language recognized by computers. This language is called pixels, tiny colored dots represented by ones and zeros that make up the picture that you just took. Just like any conventional cameras, a digital camera is furnished with a series of lenses that focus the light and creates the image that you want to capture. The difference here is then; a conventional camera focuses its light on a film while a digital camera focuses the light into a semiconductor device that electronically records the light. Remember the built in computer, it comes in here and breaks this information to digital data resulting to all the features of the digital camera.
Another feature of the digital camera is that it has a sensor that converts light into electrical charges. A charge coupled device or CCD is an image sensor that is found in a digital camera. While other low-end digital camera use complementary metal oxide semiconductor or CMOS as an image device, it can still become better and more famous in the future but most engineers are do not believe that it can replace the CCD for higher-end digital cameras.
A collection of tiny diodes, the CCD gathers electrons when they are struck by photons or the light particles. Each diode or photosite is sensitive to light, meaning that the brighter the light, the number of the electrons gathering will be larger
The price of a digital camera nowadays have been depreciating, one of the main reasons of this is because of the introduction of CMOS image sensors, this is because CMOS sensors are less expensive and are easier to manufacture than CCD sensors. A CCD and CMOS sensor works the same way at first, by converting the light electrical charges into photosites. Simply putting it, is to think that a digital camera works in such a way as thinking that the millions of tiny solar cells, each of which forms a part of the whole image. Both CCD and CMOS do this task using different methods.
When shopping for the best digital camera, take note of these key features.
Image quality. Check the resolution of the camera. The higher the resolution, the more thou will be able to enlarge your picture without the grainy or the out-of-focus effect that we all want to avoid.
Lens. Choose a digital camera with better digital zoom. The digital zoom of the camera will enable you take the pixels from the image sensor and incorporate them to make an image.
Power. Always opt for rechargeable batteries, they can always come in handy, plus you don’t waste as much money on the disposable ones.
Options. So you can brag to your friends how good a photographer or artist you are. Or choose the one that gives options that best cater to your lifestyle, so you won’t ever whine how you never get the right pictures.
Memory. If you’re a photo freak, be sure that you have enough memory in your camera to take all the wacky, freaky, funny and just about any photo you can. Think 512MB if you’re a photo junkie and takes pictures of just about anything.
Computer Interface. Always make sure that it is compatible with your PC, laptop, palmtop or whatever your local picture printer software is, you don’t want to go running around the whole state or the country looking for a computer that’s compatible with your digital camera, wont you?!
Physical. If you are going to be bringing it everywhere, choose a handy and portable digital camera. This way, it won’t always feel as heavy and bulky as those cameras that you see professional photographers are always dragging on their neck. Don’t they ever get tired of that?!
These are just the basic things you have to look for in a digital camera when you buy one. A digital camera is so great that it is quickly replacing all conventional cameras in the market, with all its technology and portability, truly the digital camera is the future of cameras.
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Author: Muna wa Wanjiru
Canon, which is well known throughout the world for its quality cameras, released the Canon EOS Rebel digital camera on August 20th of 2003. At this time there were other well known digital cameras on the market but the new features of the Canon EOS Rebel digital camera made this digital camera well worth looking into.
The various camera experts who have reviewed this Canon camera state that the price tag of $900 makes this a moderately priced digital camera that you can buy in various countries around the world.
If you are looking to buy your camera outside of the United States you might want to be aware of what the Canon EOS Rebel digital camera is called in other countries. For instance the Canon EOS Rebel digital camera will be called the Canon EOS 300D in Europe and in Japan you will hear it being referred to as the Kiss Digital.
For the digital camera enthusiast there is also a Canon EOS Rebel digital camera kit that can be bought. This kit contains an EF-S 18-55 mm 3x lens. The price of the entire digital camera kit is $100, more than the single camera.
The various specifications of the Canon EOS Rebel digital camera include a 6 megapixel CMOS sensor and image processor. The sensor and image processor are housed in the inexpensive plastic body of the digital camera.
To help their customers buy this camera the people at Canon have given the Canon EOS Rebel digital camera a pentamirror instead of a pentaprism. These various modifications have helped to reduce the cost of this camera, which therefore makes this digital camera more affordable.
There are a host of new features that you can find in the Canon EOS Rebel digital camera. These features include contrast, saturation and sharpness settings which can be adjusted for your various needs. There is also a new default parameter setting on the Canon EOS Rebel digital camera which is referred to as Parameter 1.
The Canon EOS Rebel digital camera was the first digital camera to support the use of a new lens called EF-S. The S in the lens’s name stands for short back focus. This lens can only be used with the Canon EOS Rebel digital camera as the other Canon Rebel series cameras will not have the necessary support for this lens.
For the enthusiastic novice or professional photographer, the Canon EOS Rebel digital camera is for you. The many great interesting features and functions to be found on the camera coincide very nicely with the reasonable price tag on it which only makes the camera more appealing.
Tags: camera experts, Canon, canon camera, canon eos, canon eos 300d, canon eos rebel, canon eos rebel digital camera, canon rebel, CMOS, digital cam, Digital Camera, digital camera kit, Digital cameras, image processor, megapix, megapixel, muna, new lens, photo, photograph, photographer, pixel, professional photographer, quality camera, quality cameras, saturation, sharpness, single camera
Author: Jayson Pablo
There was an era when the past good times that we had lived happily were the matters of our memories only. With every new joy, those good times of past were being vanished from our memories and re-living them became so hard for all of us. Then the age of Art arrived and we all learnt to stock our memoirs in the form of paintings and sculptures. However, the boundaries of these methods were limited and hectic. The human culture was demanding more, then, in 1660’s the English Scientist Robert Boyle with his assistant Robert Hooke developed the first portable camera. This device was capable of capturing the events, thus, the humankind found their way to re-live their life. From the day of its inception, the camera has seen various changes in its style, performance, capabilities and looks.
From camera obscure to the modern analog cameras, the history of cameras is itself a legend. The concept of logarithmic camera was first reached its destination in the year 1972 and we got our first bona fide digital camera in the year 1990 with the name-tag of Logitech Fotoman. This camera made the use of CCD Image Sensor; it had the capability of storing the pictures digitally and making them available to download them in PC. From the year 1991, various companies such as Kodak, Fuji, Sony and others started manufacturing the High-end Digital cameras on very large scale. Their attractive products ranged from Simply Digital to the Professional Digital SLRs. When we aim these cameras at the object and fiddle with the shutter release button, the camera robotically focuses on the object and digitally takes a reading of the obtainable light and then with the help of the processor, CCD and ADC it interpolates the pixels to create crystal clear pictures.
Nowadays, having a digital camera is a non-stop passion for every one. There are many companies in the market, who manufactures these digital photographic engines, but some of them are prodigious. Canon is also among those prodigy masters. This giant offers very huge range of products from different categories. They also offer a superior range of digital still and video cameras. Canon Digital Cameras are one of the most significant products that are currently available in the market. These cameras employ high-quality features and tools to make them more efficient in the terms of quality and performance. These numerical photographic machines hold high-quality mechanism and the superb understanding of all colours so that they can easily tender the eye-pleasant lively images. Fathered in the year 1937, the Canon is now one of the biggest companies that offer qualitative technology for the cameras and optics. This company has redefined the way the world look at its past.
Canon has mind-blowing categories of digital cameras in its shelf. These categories hold the range of all way simple cameras to the superbly effective professional ones. These categories are- Digital Compact Cameras and Digital SLR Cameras. The Digital Compact Camera Category is consisting of two superb series named as IXUS and the PowerShot. Both of these series offers the cameras of astounding styles and great performances. The IXUS includes the cameras that are known as the ultimate Style Icons and combines unending grace with the avant-garde technology. In addition, the PowerShot series covers the range of point-and-shoot cameras. These masterpieces are amazing in looks and they capture brilliant images to cater the photographic feel of all levels. Digital IXUS860, Digital IXUS950, Digital IXUS960, PowerShot G9, PowerShot S5, and PowerShot SX100 are some of the highlights of the IXUS and PowerShot Series.
Whereas, the EOS Series of Digital SLR Cameras are the most widespread approach Digital SLRs. These digital cameras provide sparkling and snappish images with every shot. These cameras are admired and appraised by the photographers worldwide. Ranging from 10.1 MegaPixels to the latest 21 MegaPixels of superior CMOS resolutions, the EOS Digital SLR Cameras are making the world our playground, where we can reach to the new dimension creativity. If the life is all about finding new things then the Canon Digital Cameras are the ever-best things to find and explore.
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Author: Saris Hunsanugrom
There were times when cameras were considered to be a rich man’s luxury but nowadays, clicking pictures with camera has become an important part of our daily events. With the constant improvement of technology, cameras have undergone a sea change and it was in the late 1970’s when digital cameras saw the light of the day.
The first digital camera was Sony Mavica, an analogue camera that used video floppy. However, since then, various brands launched digital cameras such as Nikon, Kodak Casio, JVC, Sony and Olympus to name a few. However, Canon Inc. Japanese MNC specialized in the manufacturing of computer printers, photo copiers and cameras. Canon started its operation in the year 1934 with Kwanon camera.
Ever since Canon started manufacturing its camera operation, it became a hugely successful company and a cynosure of camera lover across world. Presently, Canon digital camera is well known for its state of the art technology and advanced features that make it a well known brand name. Some of the high end Canon digital camera includes Powershot series like Powershot G9, SX 100 IS, S5 IS and TX1.
Canon digital camera EPH services include Powershot SD 950 IS, SD 890 IS, SD 790 IS, SD 870 IS, SD 770 IS, SD 1100 IS, SD 750, SD 850 IS, SD 800 IS and SD 1000. Canon digital camera’s A series includes A 460, A 550, A 470, A 560, A 580, A 570 IS, A 630, A 710 IS, A 590 IS, A 720 IS and A 650 IS to name a few.
Apart from Canon digital camera, Canon is famous for its Canon EOS camera system that comes with Single Lens Reflex (SLR) technology. However, for amateurs who love to shoot and capture moments of love and joy, the Canon digital camera Powershot series is the best digital camera that comes with DIGIC processor and state of the art design.
Some of the highly rated Canon digital camera include Canon Powershot SD 1100 IS that supports 8 mega pixels and 3X zoom. Some other quality features include image stabilization, auto focus features for perfect shot. It supports JPEG file format and has a 2.5″ LCD display with 32 MB of internal memory as a part of Secure Digital Memory Storage feature.
Canon Powershot SD950 IS comes with 12 mega pixel and 3.7 optical and 4X digital zoom feature. It also supports movie and sound mode. Its basic features include image stabilization, auto focus, 2.5″ LCD display, Secure Digital Memory of 32 MB. Canon Powershot A590 IS includes image resolution of 8 mega pixels and optical and digital zoom of 4X, face detection focus, movie mode and manual and auto exposure along with 32 MB memory and 2.5: LCD screen.
Canon Digital Rebel XTi / Canon 400D comes with 10.1 mega pixel, file format of RAW and JPEG, DIGIC II processor, 9 point CMOS auto focus, micro drive support and automatic vibration and dust reduction. Apart from it, there are
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Author: Russ Snapper
A Mini digital camera can be a best travel companion if you love to travel and are constantly on the move. The mini digital camera is most preferred now for travelers and photographers because of its small and unique size and easy to use features. To use this ultra compact camera, you don’t need to be a professional photographer. But you can be a good photographer with the enhanced resolution offered by the small sized camera that improves the quality of ordinarily photographed items also.
The availability of the following features can be checked out before you buy a mini digital camera.
Megapixel rating: Giving attention to this rating helps you to estimate the volume of information stored with each photograph taken. Resolution of the photographs depends on the Megapixel rating. Mini digital cameras have higher Megapixel ratings for storing more information and for getting great quality enlargements. For most of the pictures that fall under 4 x 6, a minimum of 3 mega pixels will be good for your camera.
Batteries: Battery usage is to be determined before you buy a mini digital camera. With a set of batteries, most bad cameras produce around 50 shots. However ensure that your enhanced mini digital camera produces around 500 shots with a set of batteries. Rechargeable AA batteries can be used for a longer duration of time and is beneficial and economical in the long run.
Other Features:It is advisable to choose a mini digital camera that is fast. When the shutter is pressed, time is taken for processing an image and this time gap varies for different cameras. Some cameras have a time gap of 5 seconds and for taking a second snap, you have to wait for that time. Due to shutter lag also, time can be consumed. Shutter lag is the time taken for the auto focus feature to terminate and then trip the shutter to start. Therefore ensure that your mini digital camera is really fast. Also ensure that your mini digital camera is having an optical zoom rate of 5X to 10X for getting better zoom for having close-up shots.
The mini digital cameras have an Inbuilt LCD screen, which helps you to frame the shot before clicking. You can immediately view the picture after clicking. Most mini digital cameras have autofocus feature and you have to ensure that this feature is fast. For a mini digital camera having a zoom factor of 10X and above, ensure that it has image stabilization to remove the shaking effect caused while taking pictures. Mini Digital cameras beautifully capture your moments of joy with least effort.
As an example, we will now look at the features of a Key chain Mini Digital Camera, MiniDIG. Some key features are Flash; Auto Formats; JPEG; White balance; Auto Shutter; Auto Resolution; 640×480, 320×240; Pop-up viewfinder; EV compensation; Auto System compatibility and Windows 98/SE/2000/XP.
The key chain mini digital camera is tiny and small enough to fit onto a keychain and however has an internal memory of 16MB SDRAM and 300K CMOS sensor. This inexpensive, cute looking Digital Camera is a great little device to take along for spot photos for insurance claims or during vacation holidays and serves as an exciting addition to your keychain. This can also be a wonderful gift for children looking to have their first camera.
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Author: J Adams
A digital camera might look like a film camera but they are actually quite different. Both freeze light to make a photograph. Film cameras do this chemically using film. Digital cameras use a light sensitive CCD or CMOS silicon chip to convert light and digital information into pixels.
Pixels are the tiniest areas of light that your digital camera can recognize and change into information. The greater amount of pixels the more detail and higher the resolution the photograph. A low resolution color printout of tree will show that it is green but in a high resolution photograph the leaves and texture of the bark will be more sharply defined.
With digital photographs your have the ability to use software like Adobe Photoshop Deluxe and Microsoft Picture to edit photos and make corrections.
Choosing Your Camera
Important considerations when choosing a digital camera are: What do you want the camera to do? What features do you require? How much do you wish to spend on your camera?
There are professional high end cameras that cost thousands of dollars, cheap throwaway cameras and a huge selection of mid-level cameras available to choose from.
Will you be photographing images for the internet and for email? Will your photos be printed? For regular print size snapshots and web photos a one to two megapixel camera will do. In fact for the web a lower megapixel would be better as higher resolution photos are slow to download.
Do you want a point-and-click camera? Are you someone who just wants to get the picture taken with the least amount of bother. Do you want a camera that does everything automatically and you simply have to press a button? Or, are you someone who would rather figure out the best settings for your camera and make the adjustments manually? It’s always best to find a camera that suits your purpose, need and ability.
High or Low Resolution
High end, high resolution cameras are good for photographs that are to be printed. The greater the number of pixels the higher the resolution. High resolution does not make sense on the web as the extra resolution does not make images appear any sharper. Also, high resolution photos are slow to download on the web.
To print your photographs you will need a good quality color printer. If photos are to be printed, high resolution does make a difference depending how large you want the picture to be. High resolution will give a large print better definition. High resolution cameras cost more. Expect to pay more for high resolution. You also need to check that your printer can handle high resolution prints.
Lenses
Low-end digital cameras have fixed focus lenses made of plastic. With these lenses everything is focused and you don’t need to make a decision what to focus on.
Variable focused lenses are made of glass or high quality plastic. These lenses focus on whatever object you are trying to capture in a photograph.
Most mid-range digital cameras come with auto focus and manual focus built in. Auto focus is for point-and-click photos of whatever is in the middle of the frame. Or, by turning the ring over the lens, you can manually focus the camera. These cameras allow users to switch between auto and manual focus.
Zoom Lenses
Digital cameras have optical zoom and digital zoom lenses. Optical zoom costs more, give a better quality picture, and works the same way as on non-digital cameras with lens adjustments. A digital zoom comes about when the camera makes calculations to manipulates the pixels. Digital zoom gives a less sharp image. Some cameras include both optical and digital zoom.
View Finder
The view finder is what you look through to see what you are photographing. The view finder on both digital and regular film cameras will approximate the picture your lens is viewing. Digital cameras will also come with an LCD display that you can use to check your photographs and decide weather or not to keep them.
Lighting
When it comes to lighting you might not want the camera to make the decision automatically for you. On an auto setting you camera might not make the best lighting choice given the location and environment. At times like this you can appreciate being able to switch between manual and automatic settings.
Digital cameras allow you to test exposure and view a picture on LCD prior to pressing the button fully and committing to a photograph.
Flash
There will be a built in flash that comes with your digital camera. In addition, the better cameras have a location for a flash attachment. This is a good option for producing better quality photographs.
Connecting to Your Computer
You will need a PC USB cable, or for Mac’s - Firewire or Mac USB cable, to connect to your computer. You will also need a cable adapter for your camera’s CF (Compact Flash) or SM (Smart Media) card .
The CF or SM cards are removable high capacity storage cards for your photos. Your camera will use one type of card or the other. Not both. Check to see which type of storage card your camera uses.
USB connections are fast and easy to set up. Older cameras connect through a serial port. USB is faster and does not require that the computer be rebooted before it recognizes the camera.
Batteries and AC Adapters
Digital cameras often come with rechargeable batteries. It is best to have two sets of batteries. One set to use while the other is recharging. AC adapters make it easy to plug into an electrical outlet when you are near by one.
Main Drawback of Digital Camera
The main drawback of digital cameras is shutter lag delays when the camera delays responding after you squeeze the button. It is possible you may miss the moment when photographing moving objects due to shutter lag. Some of the newer cameras are beginning to address the problem.
Select a camera that does what you want it to do, has features you will use and is priced in the range you want to pay. This will be the right camera for you. If your experience is limited and you do not want to take a lot of time learning how to use the camera, go with a point-and-shoot camera. Something without too many features. If you are a camera enthusiast who wants to do more with your camera or is willing to take the time to learn how to use the feature then, by all means go all out.
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Author: Muna wa Wanjiru
Canon cameras are well known in the world for their quality cameras. The Canon Rebel Digital camera was released on August 20th 2003. At this time there were other types of digital cameras on the market. The new features of the Canon Rebel Digital camera make this digital camera well worth looking into.
The various camera experts who have reviewed this Canon camera state that this is a moderately priced digital camera. The $900 and upwards price tag will not be a deterrent for the digital camera enthusiast.
You can also buy the Canon Rebel Digital camera in various other countries. You should be aware of what to ask for when you are asking for the Canon Rebel Digital camera, as there are a few different names that it goes by.
For instance in the United States it goes under the name of the Canon Rebel Digital camera, in Europe under the name of Canon EOS 300D and in Japan you will hear it being referred to as the Kiss Digital.
You will also find that at the time that the Canon Rebel Digital camera was first released it was considered to being less expensive than its predecessor.
For the digital camera enthusiast you will find a Canon Rebel Digital camera kit that can be bought separately from the Rebel Digital camera. This kit contains an EF-S 18-55 mm 3x lens. The price of the entire digital camera kit is only $100 more than the single camera alone.
Inside of the Canon Rebel Digital camera you will find various specifications like a 6 megapixel CMOS sensor and image processor. These are housed in the inexpensive plastic body of the Canon Rebel Digital camera.
There are a host of new features that you can find in the Canon Rebel Digital camera. These features include a contrast, saturation and sharpness settings. The contrast and saturation settings can be adjusted for your various needs. The sharpness setting will clearly define your pictures.
There is also a new default parameter setting on the Canon Rebel Digital camera. This setting is called Parameter 1. The Canon Rebel Digital camera was the first digital camera to support and use a new lens called EF-S. The S in the EF-S stands for short back focus.
This lens however can only be used with the Canon Rebel Digital camera as the other Canon Rebel series cameras were not designed to support this lens. These are just a few of the modifications and changes that you will find when you buy this digital camera.
For the photographer – whether they are experienced or a novice – there are many interesting photographs you can take with a Canon Rebel Digital camera in your possession, and that’s the entire point of owning a camera, to take visually interesting pictures that tells a great story.
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