Optical film and process for producing same

Details Optical film and process for producing same Optical film and process for producing same

1984-02-17

1987-11-17

Arnold, Bruce Y.

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Layered

346 76L, 3461351, 350164, G11B 370, G02B 110

Patent

active

047078200

ABSTRACT:
An optical film comprises one or more layers at least one of which comprises Ta.sub.2 O.sub.5 and ZrO.sub.2, and a process for producing optical films comprising vapor deposition of a film comprising Ta.sub.2 O.sub.5 and ZrO.sub.2 on a substrate kept at a temperature between room temperature and 80.degree. C. by using a sintered pellet comprising Ta.sub.2 O.sub.5 and ZrO.sub.2 as a raw material for vapor deposition.

REFERENCES:
patent: 3858965 (1975-01-01), Sumita
patent: 4260222 (1981-04-01), Kozawa

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