Photographing lens for lens-fitted film unit or fixed focus lens

Details Photographing lens for lens-fitted film unit or fixed focus lens Photographing lens for lens-fitted film unit or fixed focus lens

1995-06-01

1997-05-20

Sugarman, Scott J.

Optical: systems and elements

Lens

Including a nonspherical surface

359794, G02B 302, G02B 906

Patent

active

056317778

ABSTRACT:
A photographic lens includes a first meniscus lens having a positive refracting power, a convex face of which is directed to a photographic object side, and includes a second meniscus lens having a positive refracting power, a concave face of which is directed to the photographic object side. The first and second lenses are arranged in this order from the photographic object side. The photographic lens is composed in such a manner that the following conditional expressions are satisfied:

REFERENCES:
patent: 5000552 (1991-03-01), Simpson, Jr. et al.
patent: 5166830 (1992-11-01), Ishibai et al.
patent: 5327291 (1994-07-01), Baker et al.
patent: 5483381 (1996-01-01), Baba

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