Optical article and method

Details Optical article and method Optical article and method

1980-04-25

1982-06-08

Smith, John D.

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Physical dimension specified

428480, 428696, 428701, 427164, 4272071, 4274192, 4274198, 350166, B32B 2706, G02B 528

Patent

active

043339832

ABSTRACT:
A flexible polymer substrate coated with an aluminum oxide thin film of an optimum adherent thickness of at least about 170 nanometers, with a final optical coating of preselected design formed on the aluminum oxide film.

REFERENCES:
patent: 2628927 (1953-02-01), Colbert et al.
patent: 3034924 (1962-05-01), Kraus et al.
patent: 3185020 (1965-05-01), Thelen
patent: 3356522 (1967-12-01), Libbert
patent: 3356523 (1967-12-01), Libbert
patent: 3362848 (1968-01-01), Hamilton
patent: 3432225 (1969-03-01), Rock
patent: 3604784 (1971-09-01), Louderback et al.
patent: 3682528 (1972-08-01), Apfel et al.
patent: 3793022 (1974-02-01), Land et al.

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