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Sigma SD9 Specifications


Type Digital SLR (lens interchangeable)
Body material High-impact plastic / rubber (metal substructure)
Price US - $1,799 (Body only, no lens) [check /order]
UK - £1,299 (Body only, no lens, inc VAT) [check /order]
Sensor  • Foveon X3 Pro 10M CMOS Image Sensor
 • 20.7 x 13.8 mm
Photodetectors 10.3 million (2268 x 1512 x 3)
Total pixel locations 2304 x 1536
Effective pixel locations 2268 x 1512
Pixel pitch 9.12 µm x 9.12 µm
Analog to digital converter 12-bits per photo detector (36 bits per pixel location)
Optical filter None
Microlenses None
Sensitivity  • ISO 100
 • ISO 200
 • ISO 400
Image sizes  • 2268 x 1512 (HI)
 • 1512 x 1008 (MED)
 • 1134 x 756 (LOW)
 * Can output a double-size 4536 x 3024 from Photo Pro software
Image formats Foveon X3 lossless compressed RAW (.X3F)
Color space Captures RAW data, Photo Pro software outputs to sRGB, Apple RGB, Adobe RGB,ColorMatch RGB
Lens mount Sigma SA mount
Field of view crop 1.7x (also known as focal length multiplier)
Autofocus TTL phase detection
AF Illuminator None
Focus area One
Lens servo  • Single Servo AF (S)
 • Continuous Servo AF (C)
Focus lock Half-press of shutter release
Metering  • 8-segment Evaluative
 • Center
 • Center-Weighted Average
Metering range 1 - 20 EV (with 50 mm F1.4 @ ISO 100)
Exposure mode  • (P) Program AE
 • (A) Aperture-Priority Auto
 • (S) Shutter-Priority Auto
 • (M) Manual
Exposure compensation +/-3 EV in 0.5 EV steps
AE Lock Dedicated AEL button
AE Bracketing  • Three images
 • Compensation steps: 0.5, 1.0, 1.5, 2.0, 2.5, 3.0 EV
Shutter type  • Vertical travel metal focal plane shutter
 • Electronically controlled through entire speed range
Shutter speed  • ISO 100: 15 - 1/6000 sec
 • ISO 200: 1 - 1/6000 sec
 • ISO 400: 1 - 1/6000 sec
Depth-of-field preview Button, stops-down lens aperture
X-Sync shutter speed Up to 1/180 sec
Shooting modes  • Single frame
 • Continuous shooting
 • Self-timer 10 sec
 • Self-timer 2 sec
Continuous mode

 • 2268 x 1512: 1.9 fps for 6 frames
 • 1512 x 1008: 2.2 fps for 14 frames
 • 1134 x 756: 2.7 fps for 30 frames

White balance  • Auto
 • Sunlight (~5400 K)
 • Shade (~8000 K)
 • Overcast (~6000 K)
 • Incandescent (~3150 K)
 • Fluorescent (~4100 K)
 • Flash (~5850 K)
 • Custom
 * As the SD9 shoots RAW white balance can be modified later in
    the Photo Pro software
White balance bracketing No
Sync contact Hot-shoe, X-contact only (also has dedicated Sigma link contact)
Flash control  • STTL automatic flash exposure
 • Only: Sigma EF-500 DG Super SA, EF-500 DG ST SA flash units
Built-in flash None
Viewfinder Pentaprism SLR viewfinder
Viewfinder eyepoint 18 mm
Viewfinder frame coverage 98% horizontal, 97% vertical
Viewfinder magnification 0.77 x (50 mm F1.4 at Infinity)
Viewfinder information Flash indicator, Focus indicator, Shutter speed, AEL indicator, Aperture, Auto Bracket indicator, Exposure compensation
Viewfinder diopter adjustment -3 dpt to +1 dpt
Focusing screen Sports finder (area outside sensor coverage is shown darker)
Focusing screen information  • Auto Focus frame
 • Center Area Metering
Storage CompactFlash Type I/II
Microdrive compatible Yes
LCD monitor 1.8" 130,000 pixel TFT (100% frame coverage)
Playback functions  • Single image full screen
 • Magnified (full screen or histogram)
 • Histogram (thumbnail, histogram, exposure info)
 • Thumbnail (9 images)
 • Slide Show
Record preview  • Off
 • 2, 5 or 10 secs
 • Hold
 • Single image / Info (inc. Histogram)
Menu languages  • English
 • Japanese
 • German
 • French
Video output NTSC or PAL selectable
Connectivity  • Firewire (IEEE 1394)
 • USB 1.1
Power  • Camera battery: 2 x Lithium CR-123A (non-rechargeable)
 • Digital battery: 2 x Lithium CR-V3 (non-rechargeable)
or 4 x AA batteries (NiMH recommended)
Dimensions 152 x 120 x 79 mm (6.0 x 4.7 x 3.1 in)
Weight (no battery) 805 g (1.8 lb)
Included Software Sigma Photo Pro (Workflow / RAW conversion)
Photo Pro image adjustments  • White Balance (stored in X3F file)
 • Exposure (EV compensation +/- 2.0 in 0.1 EV steps)
 • Contrast (+/-2.0 in 0.1 steps)
 • Shadow (+/-2.0 in 0.1 steps)
 • Highlight (+/-2.0 in 0.1 steps)
 • Saturation (+/-2.0 in 0.1 steps)
 • Sharpness (+/-2.0 in 0.1 steps)
 • Color Balance (CMY adjustment wheel)
Photo Pro output  • Images: All, Marked, Selected
 • Format: TIFF (8 or 16-bit), JPEG (EXIF / JFIF - 12 levels)
 • Size: Same size, Double size, Half size
 • Color space: sRGB, Apple RGB, Adobe RGB, ColorMatch RGB
 • Adjustment: Default, Auto, Custom (previously saved settings)
Photo Pro misc

 • Can transfer images directly from camera
 • Image rotation
 • Loupe magnification
 • Monitor gamma verification
 • Mark / Lock
 • Image info
 • Live adjustment
 • Over / Under exposure warning indication

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