Light guide unit for point light source, backlight assembly...

Details Light guide unit for point light source, backlight assembly... Light guide unit for point light source, backlight assembly...

2010-03-17

2011-11-15

Husar, Stephen F (Department: 2875)

Illumination

Edge lighted panel

Light source

C362S609000, C362S611000, C362S613000, C362S621000, C362S623000

Reexamination Certificate

active

08057086

ABSTRACT:
A light guide unit for a point light source includes a light incident portion, a first reflecting portion and a second reflecting portion. The light emitted from the point light source enters to the light incident portion. The light incident portion includes an optical pattern diffusing an incident light corresponding to the point light source. The first reflecting portion reflects a first light of the incident light. The second reflecting portion roundly connects the first reflecting portion to the light incident portion and reflects a second light of the incident light.

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patent: 0050807 (2000-08-01), None

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