Reflective type screen for a polarizing projector

Details Reflective type screen for a polarizing projector Reflective type screen for a polarizing projector

1996-09-03

1998-06-02

Malley, Daniel P.

Optical: systems and elements

Projection screen

Embedded particles

359456, G03B 2156

Patent

active

057609543

ABSTRACT:
A reflective type screen has well-balanced properties and is capable of producing a clear image even in a lighted room. The screen has a reflective layer formed on a substrate, a polarizing film layer adhered to the reflective layer through an adhesive layer, and a light diffusion layer on the other side of the polarizing flim layer. The reflective layer preferably consists of a coating layer including a binder resin and aluminum paste and having a glossiness in the range of from 70 to 120% as measured according to JIS-K-7105. The glossiness of the surface of the product, i.e. the screen, is in the range of from 3 to 9%. In the above range of glossiness, the screen exhibits an even luminance and a good SG value.

REFERENCES:
patent: 4796990 (1989-01-01), Crothers et al.
patent: 5148309 (1992-09-01), Yamada et al.
patent: 5335022 (1994-08-01), Braun et al.
patent: 5400069 (1995-03-01), Braun et al.
English Language Abstract.

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