| Patent Number |
Title Of Patent |
Date Issued |
| 7599117 |
View angle control sheet and display device |
October 6, 2009 |
| A view angle control sheet having a wide view angle, in which diffuse light from a screen image source is effectively utilized to suppress a decrease in screen brightness while a decrease in image contrast caused by an outside light beam is suppressed to prevent generation of a ghost |
| 7594733 |
Converging sheet, surface light source unit, and transmission type display |
September 29, 2009 |
| A converging sheet includes a light-emerging-side lens member formed of a plurality of unit lenses of convex shape that are arranged on a light-emerging side, and a scattering layer that is formed along a surface of each unit lens and scatters light. The scattering layer includes lig |
| 7510308 |
Diffusing sheet, surface light source device, and transmission type display |
March 31, 2009 |
| The present invention provides a diffusing sheet, a surface light source device, and a transmission type display, that can attain uniform illumination so that the brightness of light on the display screen appears uniform regardless of the position from which the display screen is obs |
| 7474463 |
Diffusion sheet, rear projection screen provided with diffusion sheet, method of manufacturing m |
January 6, 2009 |
| In a diffusion sheet 101, a plurality of approximately trapezoidal columnar unit lens portions 11 are disposed such that the long-axis directions thereof are in parallel with each other, and all the surfaces of the unit lens portions, which correspond to the long bottom segments 112 |
| 6144496 |
Lenticular lens sheet, method of manufacturing the same, and transmission type screen |
November 7, 2000 |
| The lenticular lens sheet 10 has a lenticular lens portion 11 made of an ionizing radiation curable resin or the like on the light incident side of the sheet. The slit-shaped light absorbing portion 12 is provided in the top of each of the lenticular lenses of the lenticular lens portion |
| 6046855 |
Lenticular lens sheet and process for producing the same |
April 4, 2000 |
| A lenticular lens sheet comprising a base member in the form of a film or sheet, and a lens area including lenticular lenses convexly formed on the light-entering surface of the base member. The lens area is formed by using an ionizing-radiation-curable resin such as an ultraviolet-light |
| 6031664 |
Transmission type projector screen utilizing parallel optical sheets and prism lenses |
February 29, 2000 |
| A transmission type projection screen comprises a plurality of sheets. The front sheet nearest to the front observation side is an ambient light attenuating front sheet which is provided on its surface facing the rear side with first prism lenses formed by successively and horizontally |
| 5880887 |
Lenticular lens sheet, display front plate and transmission type projection screen |
March 9, 1999 |
| A lenticular lens sheet includes a substrate layer, a lens portion having a lenticular lens configuration which is shaped so as to be convex on a light incident face side of the substrate layer and an achromatic or chromatic colored layer formed adjacent to at least a light incident face |
