SPECIFICATIONS
Camera Type
Storage Media
Image Sensor Size
Lenses Used
Interchangeable Lens SLR Type Digital Camera
CompactFlash™ (Type I, UDMA compatible)
23.5 x 15.7mm
SIGMA SA mount interchangeable lenses
Picture Angle
Lens Mount
Equivalent to approx.1.5 times the focal length of the lens (for 35mm cameras)
SIGMA SA bayonet mount
Imaging Element Type Foveon X3® direct image sensor(CMOS)
Color Photo Detectors
Total Pixels : 48MP
Effective Pixels : 46MP (4,800×3,200×3 layers)
Aspect Ratio
Still Image Format
3 ： 2
Exif 2.3, DCF 2.0
Image Recording Format Lossless compression RAW Data (12-bit), JEPG
Resolution
HI ： 4704 x 3136
MED ： 3264 x 2176, LOW ： 2336 x 1568
Image Quality Modes RAW 、 JPEG (Fine, Normal, Basic) 、 RAW+JPEG(Fine)
Interfaces
White Balance
USB 2.0, Video Out (NTSC ／ PAL)
8 Type (Auto, Sunlight, Shade, Overcast, Incandescent,
Fluorescent, Flash, Custom white balance)
Viewfinder Type Pentaprism SLR Viewfinder
Viewfinder Frame Coverage 98 ％ horizontal, 98 ％ vertical
Viewfinder Magnification 0.95x (50mm F1.4 at infinity)
Eyepoint 18mm
Diopter Adjustment Range -3dpt to +1.5dpt
Auto Focus Type
AF Operating Range
TTL phase difference detection system
11 points twin cross sensor
EV -1 to 18 (ISO100)
Focus Modes
Metering Systems
Metering Range
Exposure Modes
ISO Sensivity
Single AF, Continuous AF (AF Predict function), MF
Evaluative Metering, Center-Weighted Average Metering,
Center Area Metering, Spot metering
EV 1 to 20 (with 50mm F1.4 at ISO100)
(P) Program AE 、 (A) Aperture Priority AE 、
(S) Shutter Speed Priority AE 、 (M) Manual
ISO 100, 200, 400, 800, 1600, 3200, 6400
Exposure Compensation ±3EV (in 1/3steps)
AE Lock
AE lock button is pressed or shutter release button is pressed halfway
Auto Bracketing
Three or five frames (in 1/3steps, Appropriate Exposure
– Under Exposure – Over Exposure)
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