Optical document scanner e.g. for converting color images and text into digital signals

摘要

The scanner is optically switched between black-and-white and color operating modes, the document transported past an illumination device (200), the light reflected from the surface of the document selectively detected by two alternate cameras (75,105) respectively provided with black-and-white and color CCD devices (76,106), under control of a movable mirror (78).