Stock material or miscellaneous articles – Composite – Of bituminous or tarry residue
Patent
1987-03-30
1988-09-20
Henry, Jon W.
Stock material or miscellaneous articles
Composite
Of bituminous or tarry residue
350609, 4289122, 428664, 428662, 428687, 428634, G02B 100, G02B 508, B32B 510
Patent
active
047721111
ABSTRACT:
An optical mirror in which a mirror surface formation material, e.g. aluminum, is coated on a substrate consisting of a c/c composite and having a predetermined shape. The coated mirror surface formation material layer is ultrahigh precision machined to a small thickness such that its deformation is suppressed by the substrate.
REFERENCES:
patent: 4433045 (1984-02-01), Gowan et al.
patent: 4451119 (1984-05-01), Meyers et al.
patent: 4643518 (1987-02-01), Taniguchi
patent: 4655563 (1987-04-01), Plante et al.
patent: 4657358 (1987-04-01), Anthony et al.
Enomoto Yuji
Noguchi Yusei
Shimura Hirofumi
Shinno Hidenori
Tatsue Yoshitaka
Agency of Industrial Science & Technology
Henry Jon W.
Ministry of International Trade & Industry
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