Photographic lens

Details Photographic lens Photographic lens

1993-07-30

1995-02-14

Ben, Loha

Optical: systems and elements

Lens

With light limiting or controlling means

359718, 359748, G02B 900

Patent

active

053900499

ABSTRACT:
A photographic lens system includes a positive meniscus lens whose the both lens surfaces are shaped in a aspherical surface respectively, the lens is arranged to satisfy the following inequality:

REFERENCES:
patent: 5000552 (1991-03-01), Simpson, Jr. et al.
patent: 5067803 (1991-11-01), Ohno

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