Backlight module and brightness enhancement film thereof

Details Backlight module and brightness enhancement film thereof Backlight module and brightness enhancement film thereof

2007-11-06

2007-11-06

Husar, Stephen F. (Department: 2875)

Illumination

Edge lighted panel

Light guide

C362S606000, C362S609000, C362S615000, C362S619000, C362S620000, C362S621000

Reexamination Certificate

active

11409302

ABSTRACT:
A backlight module includes a light source, a light guide plate for guiding light from the light source, and a brightness enhancement film having a plurality of spherical surface microlenses for gathering light from the light guide plate. In contrast to traditional prism sheets, the brightness enhancement film having the plurality of spherical surface microlenses have better efficiency of light-gathering.

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patent: 2005/0185115 (2005-08-01), Yee et al.
patent: 2006/0072342 (2006-04-01), Kim et al.
patent: 1661439 (2005-08-01), None

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