Compact wide angle lens

Details Compact wide angle lens Compact wide angle lens

1978-09-11

1980-01-08

Sacher, Paul A.

G02B 962

Patent

active

041825497

ABSTRACT:
Disclosed is a very compact, medium wide angle lens of the inverted telephoto type, capable of covering total field angles of up to 63.degree.; comprising six elements including a singlet front group of strong negative power and having extremely good aberrational correction.

REFERENCES:
patent: 3963325 (1976-06-01), Takahashi

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