Sigma SD9
The Sigma SD9 Sigma is the first digital SLR that uses the Foveon X3 direct image sensor.
The camera has a Sigma Lens Connection (SIGMA SA bayonet).
It has manually adjustable light sensitivity values from ISO 100 to 400, and has a maximum shutter speed of 1/6000 s A feature of the camera is that only RAW files are processed as raw data, which by a supplied software ( SIGMA Photo Pro) on the computer can be converted to image files (TIFF or JPEG).
Successor to the SD9 is the SD10.