Optical system for reproducing information

Details Optical system for reproducing information Optical system for reproducing information

G - Physics

11

B

88/99, 352/32.4

G11B 7/00 (2006.01) G11B 7/09 (2006.01) G11B 7/12 (2006.01) G11B 7/125 (2006.01) G11B 7/135 (2006.01)

Patent

CA 1135851

OPTICAL SYSTEM FOR REPRODUCING INFORMATION Abstract of the Disclosure An optical system for storing and reproducing information employs a plano-convex lens for transmitting a light beam from a semiconductor laser onto a disk. A prism for deriving reflected light from the disk is uni- tarily formed with the lens.

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