Title:
OPTICAL DEVICE AND OPTICAL SYSTEM
Document Type and Number:
WIPO Patent Application WO/2018/150662
Kind Code:
A1
Abstract:
This optical device (1) is equipped with: a translucent first substrate (10); a translucent second substrate (20) that faces the first substrate (10); a light distribution layer (30) that distributes incident light and is positioned between the first substrate (10) and the second substrate (20); and a first electrode layer (40) and a second electrode layer (50) that are positioned so as to face one another with the light distribution layer (30) interposed therebetween. The light distribution layer (30) includes: a first relief structure layer (31) that has a plurality of projecting sections (33); a variable refractive index layer (32) that is positioned so as to fill recessed sections (34) between the plurality of projecting sections (33), and where the refractive index varies according to the voltage imparted between the first electrode layer (40) and the second electrode layer (50); and a blue layer (36) that is provided to the recessed sections (34).
Inventors:
KITAMURA KAZUKI
OTA MASUYUKI
OTA MASUYUKI
Application Number:
PCT/JP2017/040734
Publication Date:
August 23, 2018
Filing Date:
November 13, 2017
Export Citation:
Assignee:
PANASONIC IP MAN CO LTD (JP)
International Classes:
G02F1/13; G02B5/00; G02F1/1333
Domestic Patent References:
| WO2016163079A1 | 2016-10-13 | |||
| WO2016185692A1 | 2016-11-24 |
Foreign References:
| JPS6186724A | 1986-05-02 | |||
| JP2009251247A | 2009-10-29 | |||
| JP2010266610A | 2010-11-25 | |||
| JP2000137294A | 2000-05-16 |
Attorney, Agent or Firm:
KAMATA Kenji et al. (JP)
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