Photometer having asymmetrical aperture and with compensation fo

Optics: measuring and testing – Photometers – Photoelectric

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

354 59, G01J 104

Patent

active

043915213

ABSTRACT:
A photometer having asymmetrical apertures and with compensation for direction of incidence includes a photodetector, a mask having asymmetrical apertures and arranged before the photodetector and a compensation prism arranged either before or after the mask. The photometer is adapted to compensate for the difference in quantity of light incident on the photodetector caused by the mask depending on the difference in the direction of incidence of the light.

REFERENCES:
patent: 3134021 (1964-05-01), Ploke
patent: 3162766 (1964-12-01), Ploke
patent: 3416867 (1968-12-01), Biber

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Photometer having asymmetrical aperture and with compensation fo does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Photometer having asymmetrical aperture and with compensation fo, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Photometer having asymmetrical aperture and with compensation fo will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-1437715

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.