Method of making a self-aligned light guide screen

Details Method of making a self-aligned light guide screen Method of making a self-aligned light guide screen

2007-09-11

2007-09-11

Lee, Diane (Department: 2851)

Optical: systems and elements

Projection screen

C359S460000, C359S341100, C359S034000, C359S332000, C385S028000, C385S050000, C385S123000, C385S146000, C385S147000, C362S556000, C362S581000, C362S511000

Reexamination Certificate

active

11052613

ABSTRACT:
Provided is a method of making a self-aligned light guide screen. More specifically, in a particular embodiment, fabrication may commence by providing a first ribbon section of light guides with at least one self alignment feature. A second ribbon section of light guides is provided with at least one self alignment feature configured to mate with the at least one self alignment feature of the first ribbon section. The ribbon sections are then stacked, the alignment features aligning the first and second ribbon sections.

REFERENCES:
patent: 4116739 (1978-09-01), Glenn
patent: 4773730 (1988-09-01), Sedlmayr
patent: 4929048 (1990-05-01), Cuypers
patent: 5911024 (1999-06-01), Wallace
patent: 6571043 (2003-05-01), Lowry et al.

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