Wide-angle photographic lens system and a photographic camera

Details Wide-angle photographic lens system and a photographic camera Wide-angle photographic lens system and a photographic camera

1994-02-02

1996-03-26

Sugarman, Scott J.

Optical: systems and elements

Lens

Multiple component lenses

354 96, 359794, 359717, 359739, G02B 904, G02B 906, G02B 1318, G03B 3700

Patent

active

055025978

ABSTRACT:
A lens system 10 suitable for use in imaging on film F in panoramic cameras 100. The lens system 10 comprising an aperture stop ST, a front lens unit 20 located behind the aperture stop ST, the front lens unit 20 including a triplet; and a rear lens unit 30, preferably a meniscus lens element 32, located behind the front lens unit 20. The triplet consists of two negative power lens elements 22, 26 and a positive power lens element 24 located between the negative power lens elements 22, 26.

REFERENCES:
patent: 3045547 (1962-07-01), Albrecht
patent: 4381888 (1983-05-01), Momiyama
patent: 4412726 (1983-11-01), Horimoto
patent: 4431273 (1984-02-01), Nakamura
patent: 4525038 (1985-06-01), Muller
patent: 4995710 (1991-02-01), Suzuki et al.

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