Sony Alpha 900

The Sony α900 (DSLR -A900 ) is a digital SLR camera from Sony and the sixth model of the α series. It is Sony's first model with a full-frame sensor.

It is directly linked to the Konica Minolta Dynax - series and can be viewed as a digital successor to the analogue Small SLR Minolta Dynax 9. With the Alpha 900 Sony speaks to the ambitious to professional photographers. This is ( very similar to the Minolta Dynax 9 remembering ) on top of the camera and the eye-catching Roof pentaprism viewfinder with a 0.74 -fold magnification and a frame coverage of 100 % clear by features such as atypical for a Sony Alpha D- SLR info display.

History

The camera was introduced on 9 September 2008 in advance of Photokina and is available on the market since October 2008. For the first time equipped with full-frame sensor, the camera is the entry of Sony into the market of professional digital photography. Nevertheless, to ensure backward compatibility, when using DT lenses designed for APS-C sensors, the sensor size is restricted accordingly (similar to the Nikon D3 and D700 DX-/FX-Objektiv-Wechselmodus ).

Even before the official presentation of the Alpha 900 camera prototypes of these were presented together with the Alpha 700.

Overview

  • 36 mm × 24 mm camera sensor in CMOS sensor technology
  • Two BIONZ processors
  • 24.6 - megapixel sensor
  • 9- point autofocus with dual cross sensor, 10 auxiliary points and F2 ,8- sensor
  • Shutter speed 30 sec to 1/8000 s, bulb, continuous shooting up to 5 frames / s
  • Glass pentaprism viewfinder with 100 % frame coverage and 0.74 -fold magnification
  • High-resolution non- folding 3.0 "display with a resolution of 921,600 sub-pixels ( 640 × 480 pixels RGB)
  • Aluminum chassis, and a casing made ​​of a magnesium alloy
  • Integrated optical image stabilization of the sensor ( Super Steady Shot)
  • Quick Navi operating concept
  • Protection against dust by anti -static coating and sensor shift mechanism

Special features of the camera

With the Alpha 900 Sony has released his first full-frame digital SLR camera sensor. It is equipped with a built in case image stabilization ( Sony's Super SteadyShot called ) equipped.

The CMOS sensor with 24.6 megapixel resolution presented to the market launch of the Nikon D800 with 36.3 megapixels, the maximum for small format SLR dar.

Other special features of the camera and the bright and clear glass pentaprism viewfinder with 100 % belongs frame coverage and 0.74 - fold magnification. These properties of a pentaprism viewfinder are often subject to professional camera models, while almost offer other digital SLRs, for example, only just a frame coverage of 95%.

Image sensor JPEG Electronic visual display Frame rate Metering mode sRGB Microdrive HDMI Single-lens reflex camera Nikon D700 Sony Alpha 77 Sony Alpha 99
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