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Sony Alpha DSLR-A550 Specifications

Price (body only)
(With 18-55mm lens)

• $950 [check]
• $1050

Body material Plastic exterior
Sensor * • 23.4 x 15.6 mm APS-C Type CMOS Exmor Sensor
• RGB Color Filter Array
• Built-in fixed low-pass filter
• 14.6 million total pixels
• 14.2 million effective pixels
Image sizes *

3:2
• 4592 x 3056 (L)
• 3344 x 2224 (M)
• 2288 x 1520 (S)
16:9
• 4592 x 2576 (L)
• 3344 x 1872 (M)
• 2288 x 1280 (S)

File qualities / formats • RAW (.ARW)
• RAW + JPEG Fine
• RAW + JPEG Standard
• JPEG Fine
• JPEG Standard
Dust reduction • Charge protection coating on low-pass filter
• Sensor-shift dust reduction mechanism
Lenses • Sony Alpha lenses
(also compatible with Minolta and Konica Minolta AF lenses)
FOV crop 1.5x
SteadyShot INSIDE • CCD-Shift 'SteadyShot INSIDE' system
• Claimed equivalent to 2.5 – 3.5 steps in shutter speed
Auto Focus • TTL CCD line sensors (9-points,with center cross sensor)
• EV 0 to 18 (ISO 100) detection range
• Predictive focus, Focus Lock
AF area selection

• Wide AF area
• Spot AF area (center)
• Focus area selection (any of 9)

Focus modes • Single-shot AF
• Continuous AF
• Automatic AF
• Manual focus

AF assist
illuminator

• Yes (using built in flash)
• Range approx 1 m - 5 m
Eye-start AF Yes, selectable from menu
Shooting modes

• Programmed AE (Auto, Flash off, P)
• Aperture priority AE
• Shutter priority AE
• Manual
• Scene Selection

Scene modes • Portrait
• Landscape
• Macro
• Sports
• Sunset
• Night view/portrait
Sensitivity

• Auto (ISO 200-1600)
• Manual ISO 200- ISO 12800 in 1 EV steps

Metering modes • Multi-segment (40 segment Honeycomb pattern)
• Center-weighted
• Spot
Metering range • TTL metering
• 40-segment honeycomb-pattern SPC
• EV 2 to 20 (Multi-segment / Center-weighted) *
• EV 4 to 20 (Spot metering) *
(at ISO 100 with F1.4 lens)
AE Lock • AEL button (customizable, hold or single-press)
• Half-press shutter release
AE Bracketing • Single or continuous bracketing
• 3 frames
• 0.3 or 0.7 EV steps
Exposure compen. • -2.0 to +2.0 EV
• 0.3 EV steps
Shutter Electronically-controlled, vertical-traverse, focal-plane Shutter
Shutter Speed • 30 to 1/4000 sec
• Bulb
Flash X-sync • 1/160 sec
Aperture values Depends on lens, 0.3 EV steps
DOF preview No
White balance

• Auto
• Daylight
• Shade
• Cloudy
• Incandescent
• Fluorescent
• Flash
• Color temperature/filter (2500 - 9900 K)
• Manual (Custom)

White balance fine tuning

• Auto (none)
• Preset WB: -3 to +3
• Fluorescent WB: -1 to +2
• Color temperature WB: G9 to M9 (Magenta to Green)

White balance bracketing • 3 exposures
• Hi / Lo level selectable
Dynamic range optimizer

• Off
• D-Range Optimizer (Auto, manually select level 1 - 5)
• Auto HDR (Auto, Adjustable between 1.0 - 3.0 EV in 0.5 EV steps)

Color space • sRGB
• Adobe RGB
Color modes • Standard
• Vivid
• Portrait
• Landscape
• Sunset
• B&W
Image parameters • Contrast (-3 to +3)
• Sharpness (-3 to +3)
• Saturation (-3 to +3)
Noise reduction • Long exposure for exposures longer than 1 second
• High ISO NR at ISO 1600 or higher
• User controllable: On / Off
Viewfinder *

• Eye-level fixed optical glass pentamirror
• Spherical Acute Matte focusing screen
• Magnification approx. 0.80x *
• 95% frame coverage
• Dioptric adjustment (-3.0 to +1.0)
• Eye-relief 19 mm from eyepiece, 15 mm from frame*
• Eyepiece cup removable
• Viewfinder info bar

Live view (Quick AF Live View) *

• Dedicated live view sensor (pentamirror tilt system)
• 1200 zone evaluative metering
• Sensitivity 1 - 17 EV*
• 90% frame coverage
• Exposure and white balance simulation
• Face Detection and Smile Shutter*
• Smart Teleconverter (x1.4 / x2.0 selectable)*
• Display: Histogram, real-time image adjustment display (White balance, Sunset/ B&W of Creative Style, Exposure Compensation)

Live view (MF Check Live View) * • Live View with CMOS Exmor sensor
• Metering varies according to shooting mode
• 100% frame coverage
• Display: Real-time image adjustment display (White balance, Sunset/ B&W of Creative Style, Exposure Compensation)
• Zoom (x7.0/x14.0), Grid line display
LCD monitor * • 3.0 TFT Xtra Fine LCD
• 921,600 dots
• Auto Brightness Control (auto setting in 2 steps)
• Manual setting in 5 steps
Flash * • Built-in pop-up flash (manual release)
• Metering: ADI, Pre-flash TTL, Manual flash control
• Guide number 12 (ISO 100/m)
• Angle of coverage 18 mm (35 mm equiv.)*
• Flash sync 1/160 sec
Flash modes

• Off
• Auto
• Fill Flash
• Rear Sync
• Slow sync
• Wireless/High Speed Sync.

Flash Bracketing 3 exposures in 0.3 and 0.7 EV steps
Flash compensation -2.0 to +2.0 EV in 0.3 EV steps
External flash (optional) • Sony HVL-F58AM
• Sony HVL-F56AM
• Sony HVL-F42AM
• Sony HVL-F36AM
Drive modes • Single-frame
• Continuous
• Speed-Priority (shoots with focus and exposure locked)*
• Self-timer (10 or 2 sec)
Continuous
shooting
• Approx 5 fps max (4 fps in Live view)
• Speed- Priority: 7 fps max
• RAW: Up to 14 frames
• RAW+JPEG: Up to 7 frames
• JPEG (Fine): 32 frames
• JPEG (Standard): 116 frames
Self-timer

• 10 sec
• 2 sec

Orientation sensor Yes, for shooting, playback and control panel display
Connectivity • USB 2.0 Hi-Speed (mass storage, Multi-LUN or PTP)
• DC-IN
• Remote terminal
Remote control • Wired: with optional RM-S1AM or RM-L1AM
Video out • AV (Selectable NTSC or PAL)
• HDMI
• 'PhotoTV' HD settings applied with BRAVIA.
Storage • SD/ SDHC
• Memory Stick Pro Duo / Pro HG Duo
• Supports FAT12 / FAT16 / FAT32
Power • NP-FM500H Lithium-Ion rechargeable battery (1650 mAh)
• Battery charger included
• Optional AC adapter
• Batter life Approx 950 shots with viewfinder, 480 in Live view mode (CIPA standard)
Vertical grip • Yes (VG-B50AM)
Dimensions 137 x 104 x 84 mm (5.5 x 4.2 x 3.9 in)
Weight (body) No battery: 599 g (1.5lb)

* changed in comparison to the Sony DSLR A350

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