Photoflash unit having light-refractive prisms

Details Photoflash unit having light-refractive prisms Photoflash unit having light-refractive prisms

1978-07-03

1980-11-18

Gron, Teddy S.

Illumination

Photographic lighting

Including specific light modifier

362 11, 362 17, 362333, 362339, 354126, G03B 1502

Patent

active

042349060

ABSTRACT:
A photoflash unit having one or more flash lamps, and a transparent cover in front of the flash lamps which is provided with elongated light-refractive prisms in front of each flash lamp so as to refract directly radiated light from the lamp when flashed in a more frontward direction and into the area to be illuminated. Prisms may be provided on both sides of the cover.

REFERENCES:
patent: 2082100 (1937-06-01), Dorey et al.
patent: 2775718 (1956-12-01), DuBilier
patent: 2811907 (1957-11-01), Hyzer
patent: 3185828 (1965-05-01), Ludloff
patent: 3488486 (1970-01-01), Bretthauer
patent: 3609332 (1971-09-01), Schindler
patent: 3858038 (1974-12-01), Buzalski
patent: 3860812 (1975-01-01), Schneider
patent: 3878385 (1975-04-01), Kingston
patent: 3882514 (1975-05-01), Graham
patent: 3935442 (1976-01-01), Hanson
patent: 3980877 (1976-09-01), Cote
patent: 3993896 (1976-11-01), Wacker
patent: 3995149 (1976-11-01), Lukas
patent: 4104707 (1978-08-01), Schneider
patent: 4136379 (1979-01-01), Chevali

Affiliated with

Also associated with

Rating

Photoflash unit having light-refractive prisms does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Photoflash unit having light-refractive prisms, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Photoflash unit having light-refractive prisms will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-600671