Large-aperture, ultra wide angle photographic lens system

Details Large-aperture, ultra wide angle photographic lens system Large-aperture, ultra wide angle photographic lens system

1975-02-21

1976-08-24

Sacher, Paul A.

350176, G02B 964

Patent

active

039763650

ABSTRACT:
A large-aperture, ultra wide angle photographic lens being short in the length of the entire lens system and being small in the front lens diameter wherein aberrations are favourably corrected by a thick lens and another thick cemented doublet lens which are arranged before a stop and a cemented doublet lens having a cemented surface with high diverging power which is arranged after said stop.

REFERENCES:
patent: 3512874 (1970-05-01), Woltche
patent: 3870400 (1975-03-01), Yamashita et al.

Affiliated with

Also associated with

Rating

Large-aperture, ultra wide angle photographic lens system does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Large-aperture, ultra wide angle photographic lens system, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Large-aperture, ultra wide angle photographic lens system will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-774953