Compact wide angle lens

Details Compact wide angle lens Compact wide angle lens

1980-12-10

1983-07-19

Corbin, John K.

350450, G02B 960

Patent

active

043940730

ABSTRACT:
A compact wide angle lens comprises, in succession from the object side, a first component which is a positive meniscus lens having its convex surface facing the object side, a second component which is a biconcave lens, a third component which is a positive lens having its surface of sharper curvature facing the object side, a fourth component which is a positive lens, and a fifth component which is a negative meniscus lens having its convex surface facing the image side.

REFERENCES:
patent: 4124276 (1978-11-01), Okano et al.
patent: 4204747 (1980-05-01), Imai

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