Wide bandwidth solid state optical source

Details Wide bandwidth solid state optical source Wide bandwidth solid state optical source

1991-12-19

1993-05-04

Anderson, Bruce C.

Radiant energy

Radiant energy generation and sources

250504R, 257 98, G21G 400, H01L 3112

Patent

active

052084620

ABSTRACT:
A phosphor is placed on a light emitting surface of a solid state optical source. The phosphor absorbs the narrow bandwidth light from the optical source, and emits light that has a wide bandwidth. A lens is used to collect and focus the wide bandwidth light.

REFERENCES:
patent: 3510732 (1970-05-01), Amans
patent: 3529200 (1970-09-01), Potter et al.
patent: 3593055 (1971-07-01), Geusic et al.
patent: 3774086 (1973-11-01), Vincent
patent: 4679157 (1987-07-01), Hirano et al.
patent: 4857228 (1989-08-01), Kabay et al.
Geusic et al., "Efficiency of Red, Green, and Blue Infrared-to-Visible Conversion Sources", Journal of Applied Physics, vol. 42, No. 5, pp. 1958-1960, Apr. 1971.

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