Internal aperture mask for embedded optics

Details Internal aperture mask for embedded optics Internal aperture mask for embedded optics

1997-06-05

1998-12-01

Mai, Huy

Optical: systems and elements

Single channel simultaneously to or from plural channels

By partial reflection at beam splitting or combining surface

359811, 353 33, G02B 2714, G02B 702

Patent

active

058447229

ABSTRACT:
An optical system is provided that has an enclosure which is substantially filled with a fluid. The enclosure also has an aperture for receiving an electromagnetic wave that is altered by an optical component contained in the enclosure. The enclosure also has an aperture mask and blocker that are at least partially immersed in the fluid.

REFERENCES:
patent: 2403731 (1946-07-01), MacNeille
patent: 4890901 (1990-01-01), Cross, Jr.
patent: 4943155 (1990-07-01), Cross, Jr.
patent: 5184238 (1993-02-01), Wright
patent: 5515169 (1996-05-01), Cargill et al.

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