| Features |
| 35mm full frame 24.6MP Exmor™ CMOS image sensor | | The A900 features a 35mm full frame Exmor™ CMOS image sensor that is approximately 2.35x larger than the APS-C sized sensors found in many DSLR cameras. The result is a larger capture area, improved wide angle performance, and tighter depth of field control.
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| SteadyShot INSIDE™ in-camera image stabilization | | The SteadyShot INSIDE™ in-camera image stabilizer actually shifts the image sensor to compensate for camera shake without sacrificing image quality.
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| Dual BIONZ™ processors for up to fast 5fps performance | | The A900 harnesses the power of Dual BIONZ™ image processing engines to deliver true-to-life images with ultra-low noise and continuous shooting at up to 5 fps.
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| Ultra bright, 100% coverage glass pentaprism viewfinder | | A large, ultra bright glass pentaprism viewfinder provides you with amazing clarity and high optical performance for tighter focus control.
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| 40-Segment Multi-Pattern Metering | | A 40-segment multi-pattern metering system provides superior exposure control accuracy in a wide range of lighting conditions.
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| 3.0” Xtra Fine LCD™2 (921K pixels) | | Review your images in stunning detail on the 3.0” Xtra Fine LCD™2 display. With photo-quality resolution of 270ppi (pixels per inch), you can identify any necessary focus or exposure corrections at the time of capture.
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| Flagship design | | The A900 features an impressive design befitting a premium flagship model. The simple form eschews ornamentation and exudes competence, while the iconic pentaprism design element conveys superior optical performance.
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| PhotoTV HD viewing w/ HDMI™ output | | The A900 provides direct HDMI™ output to your BRAVIA® HDTV and other compatible HDTV screens, so you can view and share photos in breathtaking clarity and detail.
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| Precise and fast 9-point AF system w/ 10 point assist | | A high-performance autofocus system uses 9 focus points (center dual-cross type) and 10 assist points to deliver fast and precise focusing.
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| Anti-Dust Technology | | Sony® a; (alpha) DSLR-A900 utilizes both static-free anti-dust coating on the imager's filter and anti-dust vibration that automatically shakes the sensor to dislodge dust each time the camera is shut off.
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| Battery Performance | | A supplied InfoLITHIUM® lithium-ion battery provides long-lasting performance, allowing you to capture approximately 880 images on a single charge
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| Rugged magnesium alloy shell | | The body of the A900 is entirely covered in a die-cast magnesium alloy shell, providing a rugged feel and surprisingly lightweight.
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| Moisture/dust-resistant design | | Sealed viewfinder optics and rubber gasket surrounds on all buttons, dials, and switches help resist the entry of dust and moisture into the camera, and allow for safe use in a wide range of environments.
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| Durable Shutter Design | | The shutter mechanism in the A900 is designed to achieve shutter speeds up to 1/8000 seconds and proven for 100,000 cycle operation.
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| Dual Card Slots | | The A900 features a dual card slots and accepts both CompactFlash® and Memory Stick Duo™ Media (sold separately).
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| Updated Image Data Converter SR3 | | Updated Image Data Converter SR3 software4 improves your workflow with faster RAW file processing and improved image correction.
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| F2.8 Sensor | | The autofocus system in the A900 features a highly accurate F2.8 sensor for improved focus precision when using lenses faster than F2.8.
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| Eyepiece Shutter | | The A900 includes a built-in eyepiece shutter which can be shut to help shield against entering light and prevent exposure errors.
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| On-Chip Column A/D Conversion | | Analog-to-digital signal conversion is performed by the full frame Exmor™ CMOS image sensor.
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| Viewfinder magnification of 0.74x | | Viewfinder magnification of 0.74x lets you see your subjects nearer to actual size.
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| Optional Focusing Screens | | User-replaceable focusing screens for shooting specific subject types can be purchased as optional accessories.
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| 2EV Exposure Bracketing (3 exposures) | | The A900 allows you to bracket up to three exposures in 2.0EV-step increments.
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| Remote Camera Control | | Remote Camera Control allows you to control your A900 from your PC.
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| General Specifications |
| Imaging Device | | 24.6 megapixel (effective) 35mm full frame Exmor™ CMOS image sensor; RGB primary color filter
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| Megapixel | | 24.6 MP
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| Lens |
| Focus | | Auto Focus
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| Focus Mode | | Single-shot AF, Automatic AF, Continuous AF, Direct Manual Focus, Manual focus
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| Focus Area | | Wide focus (Auto – 9 areas), Spot focus, Local focus (9 local areas selection with the multi-selector)
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| Lens Type | | Interchangeable A-mount
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| Shutter Speed | | 1/8000 second - 30 seconds, bulb
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| Convenience Features |
| Burst Mode | | 5 fps max
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| Color Mode(s) | | Standard, Vivid, Neutral, Clear, Deep, Light, Portrait, Landscape, Sunset, Night view, Autumn, B/W, Sepia
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| Red-Eye Reduction | | N/A
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| Scene Mode(s) | | Standard, Vivid, Neutral, Clear, Deep, Light, Portrait, Landscape, Sunset, Night view, Autumn, B/W, Sepia
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| Self Timer | | Yes (10 seconds, 2 seconds with mirror-up function)
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| White Balance | | Auto plus 6 Modes (Daylight, Shade, Cloudy, Tungsten, Fluorescent, Flash); +/- 3-step adjustable Kelvin temperature control (2500-9900k w/19-step Magenta/Green compensation).
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| AF Illuminator Light | | Yes (Built-in LED)
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| Multi-Pattern Measuring;Switchable | | 40 segment honeycomb pattern; Center Weighted, Spot
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| Hardware |
| LCD | | 3.0" TFT Xtra Fine™ (921k pixels) LCD
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| Viewfinder | | Optical: TTL, 0.74 x, Diopter -1m-1 100% coverage of 35 mm Full-frame area.
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| Operating Conditions |
| Flash Effective Range | | No Built-in Flash (Compatible with Sony a (alpha) System Flash)
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| Flash Mode(s) | | Auto, Fill-flash, Rear flash sync, High Speed Sync, Wireless off camera flash (with Flash HVL-F58AM, HVL-F42AM, HVL-F56AM, F36AM)
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| Power |
| Battery Capacity | | 7.2V, CIPA standard: approx. 880 pictures
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| Battery Type | | NP-FM500H Lithium-ion rechargeable battery
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| Software |
| Operating System Compatibility | | Microsoft® Windows® 2000 Professional, XP Home and Professional, Vista; Macintosh® OS X (v 10.1.3 or later). OS must be installed at the factory.
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| Supplied Software | | Image Data Converter SR (Windows & Macintosh) Image Data Lightbox SR (Windows & Macintosh) Remote Camera Control (Windows & Macintosh) Picture Motion Browser (Windows only)
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| Processor | | Dual BIONZ™ processor
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| Inputs & Outputs |
| HD Output | | Yes (w/ optional HDMI cable)
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| Output(s) | | Video and HMDI: NTSC/PAL Selectable
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| USB Port(s) | | Yes, Supports USB 2.0 Hi-speed
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