SPECIFICATIONS
Camera Type
Interchangeable Lens SLR Type Digital Camera
Storage Media
CompactFlash™ (CF) (Type
Ⅰ
/
Ⅱ
), IBM MicroDrive™
Image Sensor Size
13.8 x 20.7mm
Lenses Used
Sigma SA Mount Lenses
Picture Angle
Equivalent to 1.7x the focal length of a lens when used on a
35mm SLR camera.
Lens Mount
SA mount
Imaging Element Type
FOVEON
®
X3™ (CMOS)
Color Photo Detectors
10.29 Million (2268 Columns x 1512 Rows x 3 Layers)
Pixels
Effective: 3.43 Million X3™ Full Color Pixels
(Total: 3.54 Million X3™ Full Color Pixels)
Aspect Ratio
3
：
2
Image Recording Format
Lossless compression RAW Data (12bit)
Resolution
(File Size)
HI
：
2268 x 1512 (approx. 8MB)
MED
：
1512 x 1008 (approx.4MB)
LOW
：
1134 x 756 (approx. 2MB)
Interfaces
IEEE1394, USB 1.1, Video Out (NTSC
／
PAL)
White Balance
8 Type (Auto, Sunlight, Shade, Overcast, Incandescent,
Fluorescent, Flash, Custom white balance)
Viewfinder Type
Pentaprism SLR Viewfinder
Viewfinder Frame Coverage
98
％
horizontal, 97
％
vertical
Viewfinder Magnification
0.77x (50mm F1.4 at infinity)
Eyepoint
18mm
Diopter Adjustment Range
−
3dpt to
＋
1dpt
Auto Focus Type
TTL phase difference detection system
AF Operating Range
EV 2 to18
（
ISO100
）
Focus Mode
Single AF, Continuous AF (AF Predict function)
Metering Systems
8-segment Evaluative Metering, Center Metering,
Center-Weighted Average Metering
Metering Range
EV 1 to 20
（
with 50mm F1.4 at ISO100
）
Exposure Modes
(P) Program AE
、
(A) Aperture Priority AE
、
(S) Shutter Speed Priority AE
、
(M) Manual
ISO Sensivity
ISO 100, 200, 400
Exposure Compensation
±
3EV
（
in 1/2steps
）
AE Lock
Push button type
Auto Bracketing
±
3EV
（
in 1/2steps, Appropriate Exposure – Under Exposure
– Over Exposure
）
Shutter Type
Vertical-travel metal focal plane shutter, electronically
controlled through entire speed range
Shutter Speeds
1/6000sec to 15sec. (ISO100), 1/6000sec. to 1sec. (ISO200,
400), Flash Synchronization at 1/180sec.
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