Low reflection optical reticle and method of making same

Details Low reflection optical reticle and method of making same Low reflection optical reticle and method of making same

1988-09-09

1991-01-01

Arnold, Bruce Y.

Optics: measuring and testing

Range or remote distance finding

With photodetection

356250, 350321, G01C 912

Patent

active

049813315

ABSTRACT:
An improved optical reticle having a high degree of reflection suppression is provided. In accordance with the preferred embodiment of the invention a fused silica reticle substrate is optically contacted with a fused silica cover plate to yield a sandwich optical reticle having virtually zero reflectance.

REFERENCES:
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patent: 4538913 (1985-09-01), Anthon
patent: 4589744 (1986-05-01), Uimura et al.
patent: 4669467 (1987-06-01), Willett et al.
patent: 4891663 (1990-01-01), Hirose
SPIE, vol. 116, Solid State Imaging Devices (1977), p. 34.
Dictionary of Technical Terms for Aerospace Use, p. 228 (1st Ed., 1965).
"Optical-Contact Bonding Strength of Glass Components", S. S. Kachkin and Yu V. Lisitsyn, Sov. J. of Opt. Technology, pp. 159-161, Mar. 1980.

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