Light-emitting devices and lens therefor

Details Light-emitting devices and lens therefor Light-emitting devices and lens therefor

2006-12-22

2009-10-27

Sawhney, Hargobind S (Department: 2885)

Illumination

Display backlight

Lcd backlight

C362S296100, C362S311020, C362S311120

Reexamination Certificate

active

07607792

ABSTRACT:
A light-emitting assembly for conditioning the light output of at least one light-emitting source for light guide coupling, comprising a lens and at least one light-emitting source, the light-emitting source having an optical output axis and the lens comprising a beam diverging portion for diverging or spreading light about the output axis, wherein the beam diverging portion of the lens is along the optical output axis and forward of the light-emitting source, and at least one beam converging portion for converging or compressing light away from the optical axis is adjacent the beam diverging portion.

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International Search Report mailed Mar. 27, 2008 in International Application No. PCT/CN2007/071146.

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