Thin film mirror frame

Details Thin film mirror frame Thin film mirror frame

1996-02-23

1998-11-24

Dzerzynski, Paul M.

Optical: systems and elements

Mirror

Including specified control or retention of the shape of a...

359883, G02B 508, G02B 7182

Patent

active

058415955

ABSTRACT:
A frame defining a central region for supporting a thin mirror film across the central region within a film plane. The frame includes four supporting members each joined together and having a longitudinal axis, an adhering surface and a forward surface. A supporting ridge is provided on the forward surface of each frame member being generally parallel to the longitudinal axis thereof. The supporting ridge is positioned intermediate the adhering surface and the central region. The supporting surface protrudes from the forward surface by a predetermined distance and is adapted to support a thin mirror film tautly across the central region within the film plane.

REFERENCES:
patent: 3552835 (1971-01-01), Benzies
patent: 3687524 (1972-08-01), Martinez
patent: 3733116 (1973-05-01), Hutchinson
patent: 3880500 (1975-04-01), Kojabashian
patent: 4422723 (1983-12-01), Williams, Jr. et al.
patent: 4902085 (1990-02-01), Murakoshi et al.
patent: 5247395 (1993-09-01), Martinez

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