Integral lens light emitting diode

Details Integral lens light emitting diode Integral lens light emitting diode

1974-09-16

1976-09-14

Edlow, Martin H.

Metal treatment

Stock

Ferrous

357 16, 357 19, 148175, H01L 3300

Patent

active

039810232

ABSTRACT:
A light emitting diode structure has one or more convex lens formations formed on the surface through which the light issues to provide larger incident angles and reduce internal reflection. Conveniently the structure comprises a multi-layer epitaxially grown structure, and the lens or lenses may be formed integral with the outer surface.

REFERENCES:
patent: 3758875 (1973-09-01), Hayashi
patent: 3852798 (1974-12-01), Leabailly
Potemski et al., IBM Tech. Discl. Bull., vol. 15, No. 1, June 1972.

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