Optical beam-splitting element

Details Optical beam-splitting element Optical beam-splitting element

1995-06-07

1997-03-04

Ben, Loha

Dynamic information storage or retrieval

Specific detail of information handling portion of system

Radiation beam modification of or by storage medium

369103, 369 4412, 359558, 2502015, G11B 700

Patent

active

056087080

ABSTRACT:
A one-piece element for splitting part of the radiation of an incident beam, to form a sub-beam having a different direction. The element includes a mirror for reflecting the sub-beam at an increased angle with respect to the direction of the incident beam. The element is preferably a homogeneous molding, with an internally reflecting mirror.

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patent: 5257131 (1993-10-01), Yoshida et al.
patent: 5317551 (1994-05-01), Shiono
patent: 5416765 (1995-05-01), Aikoh et al.
patent: 5465247 (1995-11-01), Kobayashi
M. G. et al, "Het systeem `Compact Disc Digital Audio`", Philips Techn T. 40, 82, No. 9, 1981, pp. 267-272.

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