Inverted telephoto wide-aperture wide-field infrared lens system

Details Inverted telephoto wide-aperture wide-field infrared lens system Inverted telephoto wide-aperture wide-field infrared lens system

1994-04-13

1995-08-29

Sikes, William L.

Optical: systems and elements

Having significant infrared or ultraviolet property

Lens, lens system or component

359356, 359716, 359784, G02B 912, G02B 1314, G02B 1318

Patent

active

054465818

ABSTRACT:
Design forms are disclosed for wide-field infrared imaging systems characterized by a large ratio of entrance aperture to focal length, where the limiting aperture stop is located in the converging image space.

REFERENCES:
patent: 3778133 (1973-12-01), Tatian
patent: 4623224 (1986-11-01), Clarke
patent: 4679891 (1987-07-01), Roberts
patent: 4738496 (1988-04-01), Canzek
patent: 4989928 (1991-02-01), Fantozzi et al.

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