DEVICE FOR READING DATA OUT FROM PHOTOCARRIER Russian patent published in 1994 - IPC

FIELD: automatics; computer technology. SUBSTANCE: device has clock pulse generator 1, frequency divider 2, analog-to-digital converter 4, frequency divider 5, control unit 6, angular movement drive unit 7 of rotatable prism 13, screw pairs 8, 15 which are disposed on the same optical axis, light source 9, information carrier 10, objective 11 and linear charge-coupled photo-sensitive drive 3, counting- solving unit 12, unit 14 for detecting availability and direction of skewness, carrier movement drive unit 16. EFFECT: improved efficiency. 2 cl, 6 dwg