Transmissive screen and rear projection type image display...

Details Transmissive screen and rear projection type image display... Transmissive screen and rear projection type image display...

2006-03-07

2006-03-07

Mahoney, Christopher (Department: 2851)

Optical: systems and elements

Projection screen

Unitary sheet comprising plural refracting areas

C359S457000

Reexamination Certificate

active

07009766

ABSTRACT:
An purpose of the present invention is to provide a simple configuration for bonding a lenticular lens sheet, a front sheet, and light diffusion layers together to reduce cost.To accomplish the above purpose, the present invention comprises: a lenticular lens sheet (20); a front sheet (30); a first adhesive layer (35) for bonding the lenticular lens sheet (20) and the front sheet (30) together, the first adhesive layer (35) being disposed between the lenticular lens sheet (20) and a light incident side of the front sheet (30); an AR film (40); and a second adhesive layer (36) for bonding the front sheet (30) and the AR film (40) together, the second adhesive layer (36) being disposed between a light exit side of the front sheet (30) and the AR film (40); wherein light diffusion materials are spread in the first and second adhesive layers to add a light diffusion function to the layers.

REFERENCES:
patent: 5745288 (1998-04-01), Miyata et al.
patent: 6466368 (2002-10-01), Piepel et al.
patent: 6862139 (2005-03-01), Chang et al.
patent: 2004/0240055 (2004-12-01), Teramoto et al.
patent: 10-301208 (1998-11-01), None
patent: 2000-112035 (2000-04-01), None
patent: 2002-236319 (2002-08-01), None

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