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DSLR-A900
α - DSLR-A900

Product Launch Date: 2008-10-17

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α DSLR-A900  Specificationα DSLR-A900  Reference Websiteα DSLR-A900 User Manual
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System
Camera Type Digital SLR camera with inter-changeable lenses
Lens Compatibility All of Sony lenses, Konica Minolta α / MAXXUM / DYNAX Lenses
Image Sensor
Type ExmorTM CMOS Sensor
Size 35.9 x 24.0 mm (35-mm film format)
Effective Pixels Approx. 24.6 megapixels
Total Pixels Approx. 25.7 megapixels
Anti-Dust Function Charge protection coating on low pass filter 
and image-sensor shift mechanism
Recording
Image Format JPEG, RAW (ARW 2.0 format), RAW + JPEG
Image Size Aspect Ratio: 3:2
L: 6048 x 4032 (24M)
M: 4400 x 2936 (13M)
S: 3042 x 2016 (6.1M)
 
Aspect Ratio: 16:9
L: 6048 x 3408 (21M)
M: 4400 x 2472 (11M)
S: 3024 x 1704 (5.2M)
 
APS-C Size Capture
L: 3984 x 2656 (11M)
M: 2896 x 1928 (5.6M)
S: 1984 x 1320 (2.6M)
Image Quality Modes RAW, cRAW (compressed), RAW + JPEG (Fine), cRAW (compressed) + JPEG (Fine), Extra Fine, Fine, Standard
Media Memory Stick Duo™, Memory Stick PRO Duo™, Memory Stick PRO-HG Duo™, Compact Flash Type I, Type II (Microdrive), UDMA (Mode 5) compliant
Slot Memory Stick Duo / Compact Flash Dual Slot
File System FAT 12, 16, 32
Card Slot Dual slot for Memory Stick Duo / Compact Flash,
Selectable with Quick Navi or from Setup Menu
Noise Reduction Long Exposure NR: On/Off selectable, at shutter speeds longer than 1 sec.
High ISO NR: High/Normal/Low/Off, available at  ISO set to 1600 or above
Colour Space sRGB / Adobe RGB
Creative Style Standard/Vivid/Neutral/Clear/Deep/Light/Portrait/Landscape/Sunset/
Night View/Autumn Leaves/B&W/Sepia
Adjustable Items Contrast (-3 to +3 steps) / Saturation (-3 to +3 steps) / Sharpness (-3 to +3 steps) / Brightness (-3 to +3 steps) / Zone (-1 to +2 steps)
D-Range Optimiser Mode: Off, Standard/Advanced : Auto/Advanced: 5 Levels 
Advanced Level Setting: (5 steps)
DRO Advanced Bracketing: 3 frames, H/L selectable
White Balance
Modes Auto, Daylight, Shade, Cloudy, Tungsten, Fluorescent, Flash,
Colour Temperature/Colour filter, Custom
Colour Temperature 2500-9900k with 19-step Magenta / Green compensation
Bracketing 3 frames, H/L selectable
SteadyShot® INSIDE
System Image-sensor shift mechanism
Capability Approx. 2.5EV – 4EV decrease in shutter speed
(varies according to shooting conditions and lens used)
Viewfinder
Type Fixed eye-level system with optical glass type pentaprism
Field of View Approx. 100%
Magnification 0.74x, with 50mm lens at infinity
Eye Relief  Approx. 20mm from the eyepiece
Diopter Adjustment -3.0 to +1.0 m-1
Focusing Screen Spherical Acute Matte
Auto Focus System
No. of Focus Point 9 points (centre dual-cross type) with 10 assist points
Sensitivity Range 0EV to 18EV (at ISO100 equivalent)
Focus Modes Single shot AF (AF-S), Automatic AF (AF-A), Continuous AF (AF-C), Direct Manual Focus (DMF), Manual Focus (MF)
Focus Area Wide, Spot, Local (9 local areas, selection with the multi selector)
   
Auto Exposure System
Light Metering Type TTL metering
Cell 40-segment honeycomb-pattern SPC
Range 0 EV to 20 EV (+2EV to +20EV with Spot metering) 
(at ISO100 equivalent with F1.4 lens)
Modes Multi-segment, Spot, Centre-weighted
Exposure Setting Modes AUTO, Program AUTO (P, with program shift), Shutter priority (S),Aperture priority (A), Manual (M)
Exposure Compensation ±3.0 EV, 1/3EV, 1/2EV steps selectable
AE Bracketing Bracket: Cont./Bracket: Single,
With 1/3EV. 1/2EV, 2/3EV, 2.0EV increments,
3/5 frames selectable (2.0EV only 3frames)  
ISO Sensitivity (REI) AUTO: ISO200 to 1600
(lower limit/upper limit selectable)
ISO Range ISO200 to 3200 equivalent
ISO numbers up for ISO100 to ISO6400
can be set as expanded ISO range
ISO Steps 1/3 EV step
Flash
Flash Metering System ADI flash / Pre-flash TTL / Manual flash
Flash Modes  Auto flash, Fill-flash, Rear sync, Slow sync, Manual flash, Red-eye reduction, High-speed Sync (with external flash)
Flash Compensation  ± 3.0 EV, (1/3EV / 1/2EV steps selectable)
Flash Bracketing  3 / 5 frames, 1/3, 1/2, 2/3, 2.0EV steps selectable
Shutter
Type Electronically-controlled, vertical-traverse, focal-plane type
Speed Range 1/8000 to 30 sec., Bulb
Flash Sync Speed 1/250 sec. (SteadyShotâ INSIDE off)
1/200 sec. (SteadyShotâ INSIDE on)
Drive
Modes Single-frame advance, Continuous advance (H/L selectable),
Self-timer (10 sec./2 sec. with mirror-up function)
Continuous Advance Rate Hi: approx. 5 fps max.
Lo: approx. 3 fps max.
No. of Frames Recordable with Continuous Advance RAW: 12, cRAW: 12, RAW + JPEG: 10, cRAW + JPEG: 10, JPEG(Extra fine): 11, JPEG (Standard/Fine): 285frames/105 frames 
Camera Function
Depth-of-field Preview Yes (selectable intelligent preview or optical preview by pressing Depth-of-field preview button)
Auto Review 10sec. / 5sec. / 2sec. / Off selectable
LCD Monitor
LCD Screen Size 3.0-inch(7.5cm) TFT
Total Number of Dots 921,600 dots (640 x 3 (RGB) x 480)
Field of View 100%
LCD Brightness Setting Selectable in ± 5 steps
Print
Print Function Exif Print, Print Image Matching III, PictBridge™, DPOF setting
Interface
HDMI Out HDMI mini connector, 1080i/720p/SD selectable 
(optional HDMI cable necessary )
USB Out USB2.0 (Hi-speed)
USB Connecting (Mass Storage, PTP, Multi LUN)
Sync. Terminal Adaptation to the sync. terminal of the opposite polarity
Video Output NTSC / PAL selectable (in Menu)
Remote Control
Wired With optional RM-S1AM or RM-L1AM
Wireless With RMT-DSLR1
PC control Image data transfer and camera control with supplied software
Power
Power Source Battery: NP-FM500H (7.2V)
AC Adapter: AC-VQ900AM (7.6V) (optional)
Battery Charger BC-VM10
Battery Life Approx. 880 shots (CIPA measurement)
Power Saving Mode Shut down after 1 / 3 / 5 / 10 / 30 min
Others
Weight Approx. 850g (without batteries, memory card, accessories)
Dimensions (W x H x D) Approx. 156.3 x 116.9 x 81.9mm (excluding protrusions)
Operating Temperature 0 – 40°C (32 – 104°F)

 

 
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