Sony a850 Digital SLR Camera Body with 24.6 Megapixel & 3.0" LCD Screen, HD Output

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About this item

Packed with innovative features to get the best shot, the rugged Sony a850 DSLR camera features a 35mm full frame 24.6 megapixel Exmor CMOS image sensor that provides a larger capture area, improved wide angle performance and tighter depth of field control. The A850 also incorporates SteadyShot INSIDE in-camera image stabilizer which actually shifts the image sensor to compensate for camera shake without sacrificing image quality. Additional features include Dual BIONZ imaging processors for continuous shooting at up to 3 fps, an ultra-bright glass pentaprism viewfinder, 3.0" Xtra Fine LCD display and HDMI output.

Summary of Customer Reviews

Customers most agreed on the following attributes:
Image stabilization (15) , Easy to use (11) , Good image quality (11) , Fast / accurate auto-focus (10) , Large clear LCD (10) , Fast shutter speed (8) , Quiet (4)
Noisy at high ISO (3)
Best Uses:
Landscape/scenery (10) , Weddings (9) , Travel (6) , Wildlife (4) , Macro photography (3)
Reviewer Profile:
Pro photographer (5) , Photo enthusiast (4) , Semi-pro photographer (3) , Casual photographer (1)

Key Features

  • 35mm full frame 24.6MP Exmor CMOS image sensor : The A850 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.
  • Ultra bright, 98% coverage glass pentaprism viewfinder: A large, ultra bright glass pentaprism viewfinder provides you with amazing clarity and high optical performance for tighter focus control.
  • PhotoTV HD viewing w/ HDMI output: The a850 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
  • 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.
  • 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.
  • Dynamic Range Optimizer: To recover details in dark or bright areas of the image, the A900 provides multiple levels of Dynamic Range Optimization
  • F2.8 Sensor: The autofocus system in the a850 features a highly accurate F2.8 sensor for improved focus precision when using lenses faster than F2.8
  • Viewfinder magnification of 0.74x: Viewfinder magnification of 0.74x lets you see your subjects nearer to actual size.
  • Optional Focusing Screens (sold separately): User-replaceable focusing screens for shooting specific subject types can be purchased as optional accessories.
  • Rubberized Grip: Sony drew upon its extensive experience designing and building heavy professional broadcasting camcorders to develop a rubberized grip that allows you to hold the a850 with comfort and confidence.
  • Picture Motion Browser (PMB) Software: Sony Picture Motion Browser (PMB) software provides a simple and intuitive way to sort and archive your image collection, as well as perform common editing operations and output to data disc or the Web.
  • SteadyShot INSIDE in-camera image stabilization: Building on years of expertise, Sony has developed the world's first body-integrated image stabilization solution for a full frame DSLR.
  • Intelligent Preview Function: The Intelligent Preview function allows you to see the effects of manual adjustments to exposure value, shutter speed, aperture, Dynamic Range Optimizer and White Balance before you take the shot
  • 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.
  • Anti-Dust Technology: The 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
  • Dual Card Slots: The A900 features a dual card slots and accepts both CompactFlash and Memory Stick Duo Media (sold separately).
  • On-Chip Column A/D Conversion: Analog-to-digital signal conversion is performed by the full frame Exmor CMOS image sensor.
  • Updated Image Data Converter SR3: Updated Image Data Converter SR3 software improves your workflow with faster RAW file processing and improved image correction.
  • Eyepiece Shutter: The a850 includes a built-in eyepiece shutter which can be shut to help shield against entering light and prevent exposure errors.
  • Mirror Lockup Mode: Mirror Lockup Mode raises the main mirror before exposure to reduce vibration at shutter release, resulting in better performance during long exposure shots of fireworks, stars, etc.
  • Image Data Lightbox software: The Image Data Lightbox software included with your Sony a DSLR helps you browse, rate and compare your images, making it easier to select your favorites for further processing.
  • Convenient Button Placement: Concentrate on your shooting and make adjustments on the fly thanks to convenient button placement. The ISO and White Balance adjustment buttons are located on the top of the camera body near the shutter button for easy thumb operation.
  • Dual BIONZ processors for up to fast 3fps performance: The a 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 3 fps.
  • 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.
  • Battery Performance: A supplied InfoLITHIUM lithium-ion battery provides long-lasting performance, allowing you to capture approximately 880 images on a single charge.

Technical Specs

Anti-dust function Charge protection coating on low pass filter and image-sensor shift mechanism
BRAVIA Sync Yes, via HDMI with compatible BRAVIA HDTV
Burst Mode 3 fps max
Creative Style Standard, Vivid, Neutral, Clear, Deep, Light, Portrait, Landscape, Sunset, Night, Autumn, B/W, Sepia
Self Timer Yes (10 seconds, 2 seconds with mirror-up function)
User Interface Easy-to-read Graphic Display and on-screen Help Guide User-friendly function menu
BIONZ Engine Dual BIONZ processors
AF modes Single-shot AF, Automatic AF, Continuous AF, (AF/MF selectable)
Drive Mode Single-shot, Cont., Self-timer, Bracket; single/cont./WB/DRO adv., Mirror Lock-up, Remote Commander
Exposure Compensation ±3.0 EV, 1/3EV,1/2EV steps selectable
Exposure settings Auto, Program Auto (A) (with Program Shift), Shutter priority (S), Aperture priority (A), Manual (M)
Focus Area Wide (Auto, up to 9 areas), Spot, Local (9 local areas selectable)
Focus Points 9 points + 10 assist focus points (local areas, selection with the multi-selector)
Focus Sensitivity 0 EV to +18 EV(at ISO100 equivalent)
Focus System TTL phase detection system
ISO Auto, selectable 100 to 6400 (in 1/3 EV steps)
Metering TTL metering w/ 40-segment honeycomb-pattern SPC
Metering Modes Multi-segment, Center-weighted, Spot, Auto Exposure Lock (AEL button)
Metering Sensitivity 0 EV to 20 EV (+2 EV to +20EV with Spot metering), (at ISO 100 equivalent with F1.4 lens)
White Balance Auto, Daylight, Shade, Cloudy, Tungsten, Fluorescent, Flash, Custom
Diopter Adjustment -1m -1
Eye relief Approx. 20 mm from the eyepiece
Field of View 98%
Focusing Screen Spherical Acute Matte Screen
Magnification 0.74x ,(with 50mm lens at infinity)
Viewfinder Type Fixed eye-level system with optical glass pentaprism
Operating Temperature 32 - 104 degrees F (0 - 40 degrees C)
Flash Compensation ±3 EV (in 1/3EV, 1/2EV steps selectable)
Flash Metering System ADI flash (automatic change for Pre-flash TTL)
Modes Auto, Fill-flash, Rear sync, Wireless (with Flash HVL-F58AM, HVL-F42AM, HVL-F56AM, F36AM)
Flash Type No pop-up flash. Hot shoe compatible with Sony a system flash.
HD Output Yes (w/ optional HDMI cable)
Memory Card Slot Dual memory card slot: Memory Stick PRO Duo media Compact Flash memory card
Tripod Mount Yes, 1/4"-20
USB Port(s) Yes, Supports USB 2.0 Hi-speed
Camera Type Sony a Digital 35mm SLR full-frame camera w/ pentaprism viewfinder and inter-changeable lenses
Color Filter System RGB primary color filters
Effective Picture Resolution Approx. 24.6 megapixels
Imaging Sensor 35mm Full-frame Exmor CMOS sensor
Lens Mount Type Sony a lens, Minolta and Konica Minolta AF lens
Pixel Gross Approx. 25,7 megapixels
Processor Dual BIONZ image processors
Recording Media Type Memory Stick PRO Duo media / Compact Flash Type I, Type II (Microdrive),UDMA(Mode5) compliant
Recording Mode cRAW+JPEG(Fine), RAW+JPEG(Fine), cRAW(compressed), RAW, JPEG Extra fine, JPEG Fine, JPEG Standard
Still Actual 169 L size: 6048 x 3408 (21M) M size: 4400 x 2472 (11M) S size: 3024 x 1704 (5.2M)
Still Actual 32 L size:6048 x 4032 (24.6M) M size: 4400 x 2936 (13M) S size: 3024 x 2016 (6.1M)
Brightness Control ±5 steps manual
Coverage 100% (Playback)
LCD Display Type 3" TFT Xtra Fine LCD (921,600 pixels)
Operating System Compatibility Windows 2000 Professional SP4 Windows XP SP3 Windows Vista SP1 Mac OS X(v10.1.3-v10.5)
Supplied Software Image Data Converter SR3.1 (Windows & Macintosh) Image Data Lightbox SR2.1 (Windows & Macintosh) Remote Camera Control 2.0 (Windows & Macintosh) PMB -Picture Motion Browser 4.2.13 (Windows only)
Battery Capacity 7.2V, CIPA standard: approx. 880 pictures
Battery Type NP-FM500H Lithium-ion rechargeable battery
Number of Shots Approx. 880 shots (CIPA standard)
Dimensions (Approx.) (WxHxD) 6-1/8" x 4-5/8" x 3-1/4" (156.3 x 116.9 x 81.9mm) (excl. protrusions)
Weight (Approx.) Approx. 1lb-14oz (850g) without battery, memory card, accessories
Warranty Sony 1 year parts and labor limited warranty
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