Magneto-optic recording/playback head assembly

Details Magneto-optic recording/playback head assembly Magneto-optic recording/playback head assembly

1982-02-02

1985-01-29

Konick, Bernard

Dynamic magnetic information storage or retrieval

Head

Read only detector using light for reading magnetically...

365122, G11B 532

Patent

active

044970064

ABSTRACT:
There is disclosed a head assembly for use in a magneto-optic recording/playback system which includes a memory medium having a magnetic coating having a magnetic anisotropy in a vertical direction. A light beam is applied to the memory medium for recording and reproduction of information. The head assembly includes a polarizing prism and a Faraday effect element in an optical path for the light beam. There is needed only the single polarizer.

REFERENCES:
patent: 3838907 (1974-10-01), Enz
patent: 4409631 (1983-10-01), Matsumoto

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