Rear stop type zoom lens

Details Rear stop type zoom lens Rear stop type zoom lens

1979-08-30

1981-10-13

Corbin, John K.

350449, G02B 1516

Patent

active

042945216

ABSTRACT:
A compact rear stop type zoom lens suitable for use with a camera having an electronically controlled shutter. The rear stop type zoom lens is comprised of two lens groups which effect variation in magnification when moved in opposite directions on the optical axis of the entire lens.

REFERENCES:
patent: 3143590 (1964-08-01), Higuchi
patent: 3348898 (1967-10-01), Baur et al.
patent: 4189212 (1980-02-01), Mizutani et al.

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