Title:
配列型表示装置
Document Type and Number:
Japanese Patent JP6812713
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide an optical sheet that improves image quality further.SOLUTION: An optical sheet 20 comprises: a sheet body 21 having a first surface 21a to which light emitted from light-emitting elements 11 enters and a second surface 21b from which the light exits; a plurality of light incident sections 22 that are provided on the first surface 21a of the sheet body 21 at positions opposite the light-emitting elements 11 to receive the light emitted from the light-emitting elements 11; a plurality of diffusion sections 23 that are provided on the sheet body 21 to diffuse the light entering from the light incident sections 22; and a light shielding section 24 provided on the sheet body 21 between each pair of adjacent light incident sections 22.SELECTED DRAWING: Figure 2
Inventors:
Hiroshi Sekiguchi
Masahiro Goto
Masahiro Goto
Application Number:
JP2016181298A
Publication Date:
January 13, 2021
Filing Date:
September 16, 2016
Export Citation:
Assignee:
Dai Nippon Printing Co.,Ltd.
International Classes:
G09F9/40; F21S2/00; G02B5/02; G09F9/00
Domestic Patent References:
| JP2008503034A | ||||
| JP2000056105A | ||||
| JP2007199503A | ||||
| JP2014062928A | ||||
| JP2014066745A | ||||
| JP2011227251A | ||||
| JP2006145682A | ||||
| JP2007199508A | ||||
| JP59137986A | ||||
| JP2000098915A | ||||
| JP2018066871A |
Foreign References:
| CN105445845A | ||||
| CN104392676A | ||||
| US20110080665 | ||||
| US20160070128 |
Attorney, Agent or Firm:
Masayuki Masabayashi
Tetsuo Shiba
Hayashi Ichiyoshi
Tetsuo Shiba
Hayashi Ichiyoshi