EYE OPTICAL DEVICE Russian patent published in 2010 - IPC G02C7/00 A61F9/02 

Abstract RU 2399075 C2

FIELD: physics.

SUBSTANCE: eye optical device has an external lens and an internal lens having a convex front surface and lying parallel respectively, peripheral sealing along edges and between the edges on the entire perimetre and/or on the contour of the external lens and internal lens with formation of a closed volume between the lenses, an inorganic film deposited on at least one of the surfaces which form the closed volume. The inorganic film is deposited on at least the front surface of the internal lens and is selected from a metal film, metal oxide film which contains silicon, and a metal nitride film which contains silicon.

EFFECT: prevention of peeling off of the inorganic film from the lens.

15 cl, 8 dwg

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RU 2 399 075 C2

Authors

Matsumoto Kimio

Atake Noriaki

Dates

2010-09-10Published

2005-11-29Filed