Examining device and examining method

Details Examining device and examining method Examining device and examining method

2008-09-04

2009-12-29

Nguyen, Sang (Department: 2886)

Optics: measuring and testing

By polarized light examination

C356S369000, C349S117000, C349S136000, C428S001100

Reexamination Certificate

active

07639360

ABSTRACT:
An examining device adapted to examining a transmittance of a display panel is provided. The examining device includes a light source, a first polarizer, a photodetector, a second polarizer, at least one first reflector and at least one second reflector. The light source and the photodetector are respectively disposed on both sides of the display panel. The second polarizer is disposed between the display panel and the photodetector. The first reflector is disposed between the display panel and the second polarizer. The second reflector is disposed between the display panel and the first polarizer. Light emitting from the light source successively passes via the first polarizer, the display panel, the first reflector, the display panel, the second reflector, the display panel, the second polarizer and then emits into the photodetector.

REFERENCES:
patent: 4636786 (1987-01-01), Haertling
patent: 5141110 (1992-08-01), Trischan et al.
patent: 5659411 (1997-08-01), Nito et al.
patent: 6042237 (2000-03-01), De Vaan et al.
patent: 6177153 (2001-01-01), Uchiyama et al.
patent: 6633358 (2003-10-01), Kwok et al.
patent: 2008/0116928 (2008-05-01), Kim et al.
patent: 2008/0304079 (2008-12-01), Schluchter et al.
patent: 440737 (2001-06-01), None

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