Reflecting optical apparatus

Details Reflecting optical apparatus Reflecting optical apparatus

1995-02-24

1998-06-02

Shafer, Ricky D.

Optical: systems and elements

Mirror

Plural mirrors or reflecting surfaces

359858, 359857, 359848, 359366, G02B 508, G02B 510, G02B 7182, G02B 2302

Patent

active

057609799

ABSTRACT:
A mirror optical system includes a main mirror and a sub-mirror which are arranged to oppose each other, and a plurality of columns for coupling the main mirror to the sub-mirror. The main mirror, the sub-mirror, and the columns are constituted by members consisting of the same material, for example, a ceramic material, which has a very small linear expansion coefficient.

REFERENCES:
patent: H783 (1990-06-01), Callender
patent: 3064526 (1962-11-01), Lindsay
patent: 3066569 (1962-12-01), MacDonald
patent: 3229579 (1966-01-01), Lessley
patent: 3614449 (1971-10-01), Ward
patent: 4927251 (1990-05-01), Schoen
patent: 5058993 (1991-10-01), Wakugawa
patent: 5181145 (1993-01-01), Eden
patent: 5238210 (1993-08-01), Heitzmann
patent: 5298736 (1994-03-01), Dreher et al.
patent: 5400169 (1995-03-01), Eden

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