Catadioptric lens

Details Catadioptric lens Catadioptric lens

1983-08-12

1985-06-18

Corbin, John K.

350442, G02B 1708

Patent

active

045238162

ABSTRACT:
A catadioptric lens where the primary and secondary lenses are fixed in relation to the image plane and focusing of the lens is accomplished by movement of a refractive lens group positioned subsequent to the mirror system in relation to the object end of the lens.

REFERENCES:
patent: 4061420 (1977-12-01), Kaprelian et al.
patent: 4235508 (1980-11-01), Kaprelian

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