Luminaire for controlling locally unidirectional light

Details Luminaire for controlling locally unidirectional light Luminaire for controlling locally unidirectional light

1977-05-27

1978-05-09

Engle, Samuel W.

Illumination

Light source and modifier

Ionized gas or vapor light source

362308, 362328, 362343, F21V 1300

Patent

active

040888835

ABSTRACT:
A luminaire having an aperture provides first and second zonal illumination areas. A reflector is disposed about a light source for reflecting a first portion of light emitted from the light source through a first zone of the aperture. A deviator is disposed within the reflector for permitting passage of the first portion of light and for directing a second portion of light emitted from the light source through a second zone of the aperture.

REFERENCES:
patent: 2143673 (1939-01-01), Baumgartner
patent: 2297124 (1942-09-01), Anderson
patent: 2830175 (1958-04-01), Janhsen
patent: 3283142 (1966-11-01), Freeman
patent: 3835342 (1974-09-01), Freeman
patent: 4038542 (1977-07-01), Dey
Schruben, Journal of the Optical Society of America, vol. 64, No. 1, pp. 55-58.
Walsh, "Photometry", Dover Publications, Inc. N.Y., 1st Ed. 1965, pp. 458-459.

Affiliated with

Also associated with

Rating

Luminaire for controlling locally unidirectional light does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Luminaire for controlling locally unidirectional light, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Luminaire for controlling locally unidirectional light will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-2359211