Optical: systems and elements – Mirror – With a transmitting property
Patent
1991-12-26
1992-09-15
Arnold, Bruce Y.
Optical: systems and elements
Mirror
With a transmitting property
359846, 359868, 359871, 359883, G02B 510
Patent
active
051483246
ABSTRACT:
A mirror unit (11) comprising a mirror holder (12) having a cylindrical support surface (13), and comprising a flexible mirror (14) having a mirror side (15) and a rear side (16); the mirror (14) which has been elastically deformed into a cylindrical mirror rests with its mirror side (15) directly on the support surface (13) of the mirror holder (14) without an intermediate layer, the mirror holder being provided with a shaft (17) which leaves open an optically directly and freely accessible region (19) at the mirror side (15) of the mirror (14) (front surface mirror), this region (19) acting as the functional mirror surface.
REFERENCES:
patent: 3916418 (1975-10-01), Erdmann et al.
patent: 4239344 (1980-12-01), Wildenrotter
patent: 4420223 (1983-12-01), Watanabe et al.
patent: 4487196 (1984-12-01), Murphy
patent: 4932768 (1990-06-01), Gobeli
Arnold Bruce Y.
Botjer William L.
Ryan J. P.
U.S. Philips Corp.
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