Title:
OPTICAL FILM, AND ORGANIC ELECTROLUMINESCENT DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2024/062884
Kind Code:
A1
Abstract:
The present invention provides an optical film and an organic EL display device which are applied to an organic EL display element having a microcavity structure, and with which, when the resulting organic EL display device is viewed from a forward direction and an oblique direction, there is little difference between a hue in the forward direction and the hue in the oblique direction. In the optical film of the present invention, a wavelength λmax obtained using a prescribed method X is greater than a wavelength λmin obtained using the prescribed method X, and a scattering rate max obtained using the prescribed method X is 10 to 90%.
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Inventors:
KONISHI TOSHIHIRO (JP)
MURAMATSU AYAKO (JP)
AKINO MIKA (JP)
MURAMATSU AYAKO (JP)
AKINO MIKA (JP)
Application Number:
PCT/JP2023/031677
Publication Date:
March 28, 2024
Filing Date:
August 31, 2023
Export Citation:
Assignee:
FUJIFILM CORP (JP)
International Classes:
G02B5/02; G02B5/20; G02B5/22; G02B5/30; G09F9/00; G09F9/30; H05B33/02; H05B33/12; H05B33/24; H10K50/00; H10K50/10; H10K50/854; H10K50/86; H10K59/00; H10K59/10; H10K59/35; H10K59/38
Foreign References:
| JP2003337381A | 2003-11-28 | |||
| JP2012068273A | 2012-04-05 | |||
| JP2008516405A | 2008-05-15 | |||
| US20210018660A1 | 2021-01-21 | |||
| JP2019507899A | 2019-03-22 | |||
| US20200058904A1 | 2020-02-20 | |||
| JP2007165284A | 2007-06-28 | |||
| JP2016532162A | 2016-10-13 |
Attorney, Agent or Firm:
ITOH Hideaki et al. (JP)
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