Focusing optical system for single-lens reflex

Details Focusing optical system for single-lens reflex Focusing optical system for single-lens reflex

1979-01-29

1980-10-21

Hix, L. T.

354 25, 354155, 354200, 354219, G03B 1316

Patent

active

042290872

ABSTRACT:
A focusing optical system for single-lens reflex cameras comprising an auxiliary lens arranged in the vicinity of the focusing surface of a focusing glass and a detector element arranged in the vicinity of a penta-prism, and so adapted as to detect the focusing point by transferring a portion of the light from an object to said detector element.

REFERENCES:
patent: 3529527 (1970-09-01), Leitz

Affiliated with

Also associated with

Rating

Focusing optical system for single-lens reflex does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Focusing optical system for single-lens reflex, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Focusing optical system for single-lens reflex will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-2020313