Method of depositing a reflection reducing coating on substrates

Details Method of depositing a reflection reducing coating on substrates Method of depositing a reflection reducing coating on substrates

1977-12-23

1979-10-23

Newsome, John H.

Coating processes

Electrical product produced

Integrated circuit, printed circuit, or circuit board

427 42, 427162, 427164, 427250, 350165, B05D 306

Patent

active

041721560

ABSTRACT:
A method of depositing a reflection reducing coating on a substrate of oric material preferably on a spectacle glass of plastic by evaporation in a vacuum comprises depositing chromium by evaporation in an oxygen atmosphere under a pressure of betweeen 4.times.10.sup.-5 and 8.times.10.sup.-5 torr at a rate of from 0.01 to 0.05 nm per second and in a thickness of from 1 to 10 nm.

REFERENCES:
patent: 2207656 (1940-07-01), Cartwright et al.
patent: 2758510 (1956-08-01), Auwarter
patent: 4056649 (1977-11-01), Walls et al.
patent: 4058638 (1977-11-01), Morton
patent: 4070097 (1978-01-01), Gelber

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