Sony A850 Autofocus System Digital Camera
August 29, 2009 | Digital Camera, Sony | 1 CommentThe purity of high-resolution data of images captured by the full-frame sensor of the Sony DSLR-A850 is optimized for noise reduction in two stages in both analog and digital domains. Noise reduction is the first application that the full-frame sensor converts light into electronic signals. Dual BIONZ image engines handle large amounts of digital data by applying well-tested reduction of noise in image processing to deliver images with an extremely high level of clarity and a minimum sound level. This combination of sensors with high native resolution and powerful techniques of noise control ensures a superlative image quality, even at high sensitivity setting of ISO up to 6400 (with expanded range ISO).
The Sony Alpha 850 camera optical glass pentaprism viewfinder aids composition precise shot, offering a bright view with minimal distortion and coverage area of approximately 98%. Serious enthusiasts will also price the camera fast and high-precision autofocus system that provides an excellent framework and freedom while making it easier to achieve optimal focusing of moving subjects. The 9-point AF system is complemented by 10 points Focus Assist to assist subject detection, improved out-of-focus detection to reduce focus hunting and a dedicated F2.8 sensor for enhanced AF accuracy with wide aperture lenses.
Sony A850 users can easily review shots on the large high-contrast 3.0-inch Xtra Fine LCD, which offers exceptionally high resolution (921k dot) for a critical assessment – even outdoors or in bright ambient lighting. For greater creative control, an Intelligent Preview function shows the effects of exposure, white balance and D-Range Optimiser adjustments before shooting. This insight is valuable in the composition of complex scenes in May, which typically associate multiple light sources with different color temperatures.
Pressing the Fn key, the display switches to Quick Navi mode, which allows convenient hands adjusted parameters shooting essentials. A second screen backlit LCD on top of the camera body provides a useful confirmation of major parameters, even when the main screen is off.In common with all digital SLRs from other Sony, DSLR-A850 features SteadyShot INSIDE. This in stabilizing the body optical system provides up to 4 steps of anti-shake correction with all compatible lenses, opening up even greater creative possibilities when shooting handheld.
Like his brothers and sisters full frame, the Sony Alpha 850 is solidly built for reliable performance in strenuous conditions with an aluminum chassis high strength nuts and all magnesium alloy body. Viewfinder, card slots, controls and other sensitive areas are protected against dust and moisture by rubber seals. In addition, an anti-dust guards full frame sensor against the effects of dust entering the body during the exchange of the target.
The proposed high-capacity InfoLITHIUM Rechargeable Battery (NP-FM500H) provides an output of up to 880 shots (approx.) per charge. Battery power can be controlled accurately by increments of 1%, cutting uncertainty remaining time to shoot.The Sony A850 digital SLR camera can be connected to your BRAVIA TV or any HD (Requires optional HDMI cable) for a widescreen view of your shots. On image quality is optimized for screen reproduction superbly realistic models support PhotoTV HD BRAVIA. On the screen reader can be controlled via a wireless control optional remote control (RMT-DSLR1). [via letsgodigital]
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