Inverted telephoto type wide angle lens system

Details Inverted telephoto type wide angle lens system Inverted telephoto type wide angle lens system

1978-06-23

1980-05-20

Sacher, Paul A.

G02B 960

Patent

active

042036534

ABSTRACT:
An inverted telephoto type wide angle lens system comprises, in order from the object side, a negative meniscus lens having its convex surface facing the object side, a first positive lens, a negative lens, a second positive lens and a third positive lens. The lens system satisfies certain conditions.

REFERENCES:
patent: 3936153 (1976-02-01), Ogura

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