Method of fabricating light-guide plate

Details Method of fabricating light-guide plate Method of fabricating light-guide plate

2008-01-29

2008-01-29

Vargot, Mathieu D. (Department: 1732)

Plastic and nonmetallic article shaping or treating: processes

Optical article shaping or treating

Optical fiber, waveguide, or preform

C264S002500, C216S024000, C425S808000

Reexamination Certificate

active

07323123

ABSTRACT:
A method of fabricating a light-guide plate includes preparing an upper mold frame having an inclined inner surface and a lower mold frame having a space therein, preparing a micro pattern plate having a surface including one of a plurality of grooves and a plurality of protrusions formed using photolithographic processes, inserting the micro pattern plate into the space of the lower mold frame, the surface of the micro pattern plate facing the inclined inner surface of the upper mold frame, positioning the upper and lower mold frames together, and injecting light-guide plate forming material into a space between the upper and lower mold frames.

REFERENCES:
patent: 7048428 (2006-05-01), Tahara et al.
patent: 2003/0156328 (2003-08-01), Goto et al.
patent: 2003061207 (2003-07-01), None
patent: 537955 (2002-01-01), None

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