Portal:Cameras
From DpWiki
Contents |
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Introduction
DPWiki has a wide range of information on a number of different digital cameras. Please browse the following list of camera articles to find the make and model that you are looking for.
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Camera Information
- Digital SLRs
- Nikon DSLRs
- Nikon D2X - Nikon's 12MP flagship professional DSLR.
- Nikon D2Xs - Minor revision to the D2X adding a number of new features.
- Nikon D2Hs - Nikon's high-speed 4MP professional DSLR.
- Nikon D2H - Predecessor to D2Hs.
- Nikon D200 - Nikon's highest-end prosumer DSLR.
- Canon DSLRs
- EOS 1Ds Mark II - Canon's flagship full-frame 16MP professional DSLR.
- EOS 1Ds - The 11MP full-frame predecessor to the 1Ds Mk2.
- EOS 1D Mark II N - Canon's high speed 8MP professional DSLR.
- EOS 1D Mark II - The predecessor to the 1D Mk2 N.
- EOS 1D - The 4MP predecessor to the 1D_Mk2.
- EOS 5D - Canon's 10MP full-frame prosumer DSLR.
- EOS 30D - Canon's 10MP 1.6x prosumer DSLR.
- EOS 20D - Predecessor to the 30D.
- EOS 20Da - Variant of the 20D designed for astrophotography.
- Nikon DSLRs
- Point & Shoot Cameras
- Nikon Coolpix
- Coolpix P3 - Nikon's 8.1MP digicam with wireless PTP/IP support.
- Coolpix P2 - Nikon's 5.1MP digicam with wireless PTP/IP support.
- Coolpix P1 - Predecessor to Coolpix P3.
- Canon Powershot
- Ixus SD430 - Canon's 5.1MP digicam with wireless PTP/IP support.
- Nikon Coolpix
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Wireless Support
| Camera Model | Transmitter | Wireless | FTP | PTP/IP |
|---|---|---|---|---|
| Nikon D2X | WT-2, WT-1 | 802.11g | Yes | Yes |
| Nikon D2Hs | WT-2, WT-1 | 802.11g | Yes | Yes |
| Nikon D2H | WT-1 | 802.11b | Yes | No |
| EOS 1Ds Mk.II | WFT-E1 | 802.11g | Yes | No |
| EOS 1D Mk.II N | WFT-E1 | 802.11g | Yes | No |
| EOS 1D Mk.II | WFT-E1 | 802.11g | Yes | No |
| EOS 5D | WFT-E1 | 802.11g | Yes | No |
| EOS 30D | WFT-E1 | 802.11g | Yes | No |
| EOS 20D | WFT-E1 | 802.11g | Yes | No |
| EOS 20Da | WFT-E1 | 802.11g | Yes | No |
| Nikon Coolpix P3 | Built-in | 802.11g | No | Yes |
| Nikon Coolpix P2 | Built-in | 802.11g | No | Yes |
| Nikon Coolpix P1 | Built-in | 802.11g | No | Yes |
| Canon Ixus SD430 | Built-in | 802.11g | No | Yes |
| Other Cameras | WiPics | 802.11g | Yes | No |
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Camera Technology
- Types of Sensors
- CCD - One of the oldest designs, charge-coupled devices are still one of the leading types of image sensors.
- CMOS - A newer type of imager that allows engineers more flexibility in designing the sensor than the older CCD design.
- LBCAST - Similar in design to CMOS sensors but using a different type of transistor in their underlying design to help decrease noise levels.
- Foveon X3 - A proprietary technology that allows image sensors to read all three colours in a single photosite.
- Sensor Technology
- Bayer Filter Array - Allows inherently monochromatic image sensors to capture and interpret colour information.
- Anti-Aliasing Filter - A special filter that adds a small amount of blur to captured images in order to prevent aliasing artifacts.
- Microlenses - Tiny lenses placed above each photosite in order to maximize the sensitivity of the imager.
- Electronic Shutter - Used in some types of image sensors, electronic shutters eliminate some of the limitations imposed by mechanical shutter assemblies.
- Memory Cards
- Compactflash - A larger form of flash memory common in high-end DSLRs.
- Secure Digital - A type of flash memory with a very small footprint and used in many different types of cameras.
- File Formats
- JPEG - A compressed image format that provides much smaller file sizes than alternatives while maintaining most of the quality.
- TIFF - Provides either uncompressed or losslessly compressed storage for digital image files without any loss in quality. Unfortunately, these files are generally quite large so they can be difficult to manage.
- RAW - Proprietary file formats that store minimally processed data taken directly from the sensor. Requires additional conversion steps, but provides the highest level of flexibility.
- DNG - Adobe's attempt to create a standardized RAW file format, provides many of the benefits noted above but is an open standard.
- Metadata
- EXIF - The standard metadata format used by almost all digital cameras. Primarily used to store information about the camera settings that were in use when the image was captured.
- IPTC - A standard used to store editorial captioning information. Generally added manually by the photographer so that the image can be added to a database and properly indexed.
- XMP - An upcoming metadata platform that uses an extensible format allowing a wider-range of information to be stored in image files.
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