Lighting control system

Details Lighting control system Lighting control system

1974-11-25

1977-03-15

Rolinec, Rudolph V.

Electric lamp and discharge devices: systems

With radiant energy sensitive control means

Load device irradiating the radiant energy responsive device

250210, 315DIG5, 315155, H05B 3700

Patent

active

040126633

ABSTRACT:
Spectral output of lamp is controlled by a combination of color filters and dual photocell which monitors the spectral composition of the radiant energy from the lamp and compensates for change therein by automatically varying the power applied to the lamp to provide constant spectral output.

REFERENCES:
patent: 3248549 (1966-04-01), Sanabria
patent: 3431427 (1969-03-01), Pahl, Jr.
patent: 3700960 (1972-10-01), Lake

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