Photographic lens and camera

Photography – Disposable or recyclable camera

Patent

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Details

396439, 359717, G03B 1702

Patent

active

058929843

ABSTRACT:
A photographic lens consists of a first meniscus lens element having a concave surface directed to the image, and a second meniscus lens element having a concave surface directed to the object, arranged in this order from the object side. Both surfaces of the first lens element are spherical, and at least one surface of the second lens element is aspherical. The absolute value of the focal length of the first lens is smaller than the absolute value of the focal length of the second lens.

REFERENCES:
patent: 5067803 (1991-11-01), Ohno
patent: 5631777 (1997-05-01), Mori
patent: 5689376 (1997-11-01), Lewis
patent: 5739965 (1998-04-01), Ohno

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