Optical data storage apparatus and method utilizing an amorphous

Details Optical data storage apparatus and method utilizing an amorphous Optical data storage apparatus and method utilizing an amorphous

1989-03-30

1991-06-11

Richardson, Robert L.

Static information storage and retrieval

Radiant energy

Amorphous

365119, 369100, 369101, 430270, 430 18, 430 19, G11B 700

Patent

active

050238590

ABSTRACT:
A device for reversible optical data storage, comprising polymer film, the film comprising an amorphous polymer capable of photochromic isomerization, whereby data is reversibly stored in said polymer film and may be read by illuminating the isomerized polymer film with a light source.

REFERENCES:
patent: 3697528 (1972-10-01), Andrews et al.
patent: 4702945 (1987-10-01), Etzbach et al.

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