发明名称 TRANSMISSION TYPE SCREEN AND REAR PROJECTION TYPE DISPLAY DEVICE
摘要 PROBLEM TO BE SOLVED: To provide a transmission type screen in which scintillation is improved and which can display a favorable image, and a rear projection type display device provided with the same.SOLUTION: A transmission type screen 10 includes: a lens layer 24 which has a curvature shape as if a screen surface forms a curved surface, which is provided on a light incoming side of image light and which has a Fresnel lens shape that deflects the travelling direction of the image light; a light control layer 32 which is provided on a light outgoing side from the lens layer 24, in which a light transmission part 323 transmitting light and a light absorption part 324 absorbing light are arranged alternately along the screen surface and a cross-sectional shape of the light absorption part 324 is substantially wedge-shaped; a first diffusion layer 22 which is provided on the light incoming side from the light control layer 32 and which has a light diffusing action; and a second diffusion layer 33 which is provided on the light outgoing side from the light control layer 32, which has a light diffusing action and whose haze value is larger than that of the first diffusion layer 22.
申请公布号 JP2013257496(A) 申请公布日期 2013.12.26
申请号 JP20120134763 申请日期 2012.06.14
申请人 DAINIPPON PRINTING CO LTD 发明人 SAKONAKA KAZUYUKI;HIROMITSU REI;HASHIGUCHI AKINORI
分类号 G03B21/60;G02B3/08;G02B5/00;G02B5/02;H04N5/74 主分类号 G03B21/60
代理机构 代理人
主权项
地址