MULTICHANNEL OPTICAL DATA-RECORDING DEVICE Russian patent published in 1994 - IPC

Abstract RU 2017236 C1

FIELD: data record. SUBSTANCE: device has laser, two optical objectives, two polarization modulators, two piezoelectric transducers, two control units, pulsing voltage source, optical matching element, record objective, recording medium. EFFECT: enhanced efficiency. 1 cl, 7 dwg

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RU 2 017 236 C1

Authors

Poleshchuk A.G.

Dates

1994-07-30Published

1991-05-20Filed