Inventors:
Carl Warren - Rockledge FL
Jimmie Arline - Lansing MI
Julius LaPalme - Cocoa FL
International Classification:
H01J 4014
Abstract:
Solar illuminating compensating apparatus is disclosed whereby the interior of a building is illuminated to a substantially constant, predetermined level of light intensity by a combination of natural illumination from the sun and artificial illumination from electricity wherein the intensity of said artificial illumination is controlled by fully electronic means which increases the level of artificial illumination when the natural illumination is inadequate and vice versa.