Rear projection screens
AssigneeFuji Photo Film Co., Ltd.
InventorsHisatoyo Kato, Junji Miyahara
Life of this patent
Estimating the term…
Abstract
A rear projection screen having means for controlling light direction comprising a light diffusion plate composed of wax, a crystalline polymer or a mixture thereof, and light shielding layers contained in the light diffusion plate which are parallel to the direction of image projection.
Claims12
A rear projection screen comprising a light diffusion plate formed of a material selected from the group consisting of wax, a crystalline polymer and mixtures thereof, and light shielding layers contained in said light-diffusion plate, said light shielding layers being parallel to the direction of image projection.
A rear projection screen comprising a light diffusion plate formed of a material selected from the group consisting of wax, a crystalline polymer and mixtures thereof, and light shielding layers contained in said light-diffusion plate, said light shielding layers being parallel to the direction of image projection, the thickness of the light diffusion plate ranging between 0.1 to 4 mm.
Dependencies are inferred from the claim text.