Title:
表示装置、及び表示装置の光学フィルムの選定方法
Document Type and Number:
Japanese Patent JP6947472
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a display device capable of improving a color reproducibility in a wide range from a front direction to an oblique direction when observed through polarized sunglasses.SOLUTION: A display device includes, on a surface on a light emission side of a display element, a polarizer a and an optical film X. A specific condition is satisfied by Lbeing light incident on the display element side of the optical film X. A specific condition is satisfied by Lbeing light outgoing from the light emission side of the display device, from a direction vertical to the light optical film X to a direction inclined 40 degrees to a slow axis direction, the light having passed through a polarizer b having an absorption axis parallel to an absorption axis of the polarizer a.SELECTED DRAWING: Figure 8
Inventors:
Takeshi Kuroda
Yasuhiro Koike
Yasuhiro Koike
Application Number:
JP2016132079A
Publication Date:
October 13, 2021
Filing Date:
July 01, 2016
Export Citation:
Assignee:
Dai Nippon Printing Co.,Ltd.
Yasuhiro Koike
Yasuhiro Koike
International Classes:
G02F1/13363; G02B5/30; G09F9/00; H01L51/50; H05B33/02; H05B33/14
Domestic Patent References:
| JP2015215577A | ||||
| JP2011107198A | ||||
| JP2015129893A | ||||
| JP200987784A | ||||
| JP2005157082A |
Attorney, Agent or Firm:
Tamotsu Otani