Compact telephoto zoom lens system

Details Compact telephoto zoom lens system Compact telephoto zoom lens system

1982-09-23

1984-08-28

Corbin, John K.

G02B 964, G02B 1514

Patent

active

044680988

ABSTRACT:
A compact high-performance zoom lens system having thirteen lens elements grouped into ten lens components with a rear half of the fourth lens group composed of three lens elements.

REFERENCES:
patent: 4395092 (1983-07-01), Itoh
patent: 4420226 (1983-12-01), Kitagishi

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