Title:
DISPLAY DEVICE AND METHOD FOR SELECTING OPTICAL FILM OF DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2017/119473
Kind Code:
A1
Abstract:
The present invention provides a display device that has good color reproducibility even in viewing through polarized sunglasses. The display device comprises, on a light emission surface-side surface of a display element, a polarizer a and an optical film X, wherein L1 that is light vertically incident on the optical film X out of light incident on the optical film X from the display element side satisfies a specified condition, and L2 that is light emitted from the light emission surface side of the optical film X in the vertical direction of the optical film X and having passed through a polarizer b having an absorption axis parallel to an absorption axis of the polarizer a satisfies a specified condition.
Inventors:
KOIKE YASUHIRO (JP)
KURODA TAKASHI (JP)
KURODA TAKASHI (JP)
Application Number:
PCT/JP2017/000229
Publication Date:
July 13, 2017
Filing Date:
January 06, 2017
Export Citation:
Assignee:
DAINIPPON PRINTING CO LTD (JP)
KOIKE YASUHIRO (JP)
KOIKE YASUHIRO (JP)
International Classes:
G02B5/30; G02F1/1335; G09F9/00; H01L51/50; H05B33/02
Foreign References:
| JP2015129893A | 2015-07-16 | |||
| JP2015207377A | 2015-11-19 |
Other References:
SONY, 2014, XP9513349, Retrieved from the Internet [retrieved on 20170228]
See also references of EP 3401713A4
See also references of EP 3401713A4
Attorney, Agent or Firm:
OHTANI, Tamotsu et al. (JP)
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