Light source for flat-panel display

Details Light source for flat-panel display Light source for flat-panel display

1993-07-01

1995-08-01

Epps, Georgia Y.

Optical: systems and elements

Single channel simultaneously to or from plural channels

By partial reflection at beam splitting or combining surface

357618, 357834, 357850, 362 31, 362342, 362346, 362800, G02B 2714, G02B 504

Patent

active

054384532

ABSTRACT:
A light source for flat-panel display comprising reflectors each having a triangular shape in section which are stacked on top of another so as to have at least three slant faces such that at least an uppermost face of the stacked reflectors is perpendicular to a lateral side thereof, a slant face of each of the reflectors being subjected to a surface treatment such that a ray of light incident laterally to the reflectors is reflected substantially parallel to a lateral side thereof, whereby rays of colors which are incident laterally to each of the reflectors advance via the uppermost face of the stacked reflectors substantially perpendicularly.

REFERENCES:
patent: 2267948 (1941-12-01), Rahtsch
patent: 4113353 (1978-09-01), Matsushita
patent: 4249231 (1981-02-01), Decaux
patent: 4257084 (1981-03-01), Reynolds
patent: 5005974 (1991-04-01), Baum
patent: 5079675 (1992-01-01), Nakayama

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