Method for making silica optical devices and devices produced th

Details Method for making silica optical devices and devices produced th Method for making silica optical devices and devices produced th

1989-04-05

1992-01-14

Lovering, Richard D.

Stock material or miscellaneous articles

Structurally defined web or sheet

Including components having same physical characteristic in...

156648, 156667, 427 531, 4273741, 4273762, 428446, 385130, 385 49, B32B 702, B32B 904, C23F 100, H01L 21306

Patent

active

050809628

ABSTRACT:
An optical device made by treating, such as by a laser beam, a preselected portion of a silica gel monolithic body to obtain a density for the treated portion different from the density of the body.

REFERENCES:
patent: 3526603 (1970-09-01), Acker
patent: 3878034 (1975-04-01), Bever et al.
patent: 4122240 (1978-10-01), Banas et al.
patent: 4140548 (1979-02-01), Zimmer
patent: 4169000 (1979-09-01), Riseman
patent: 4286024 (1981-08-01), Yoldas
patent: 4432956 (1984-02-01), Zarzycki et al.
patent: 4443493 (1984-04-01), Delfino

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