Illumination – Plural light sources – With modifier
Reexamination Certificate
2006-11-30
2009-11-03
Lee, Y My Quach (Department: 2885)
Illumination
Plural light sources
With modifier
C362S097200, C362S330000
Reexamination Certificate
active
07611262
ABSTRACT:
An exemplary optical plate (20) includes a transparent plate (21) and a light diffusion layer (22). The transparent plate includes a light output surface (212), a light input surface (211) opposite to the light output surface, and a plurality of spot-shaped recessed portions (213) formed on the light input surface. The light diffusion layer is coated on the spot-shaped recessed portions. A backlight module using the optical plate is also provided, a plurality of point light sources of which being positioned in one-to-one correspondence with the spot-shaped recessed portions. The backlight module using the optical plate can have a thin body with a good optical performance.
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Hon Hai Precision Industry Co. Ltd.
Lee Y My Quach
Reiss Steven M.
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