Title:
OPTICAL FILTER, COLOR VISION CORRECTION LENS, AND OPTICAL COMPONENT FOR COLOR VISION CORRECTION
Document Type and Number:
WIPO Patent Application WO/2021/085547
Kind Code:
A1
Abstract:
In this optical filter (1), a first minimum value MIN1 and a second minimum value MIN2 are each 1/2 or less of the smaller of a first maximum value MAX1 and a second maximum value MAX2, where the first minimum value MIN1 is the minimum value of the transmittance in a wavelength range of 400-450 nm inclusive, the second minimum value MIN2 is the minimum value of the transmittance in a wavelength range of 525-595 nm inclusive, the first maximum value MAX1 is the maximum value of the transmittance in a wavelength range of 450-525 nm inclusive, and the second maximum value MAX2 is the maximum value of the transmittance in a wavelength range of 595-600 nm inclusive in the transmission spectrum of the optical filter.
Inventors:
TSUBAKINO YURIKA
WADA HIDEKI
WADA HIDEKI
Application Number:
PCT/JP2020/040677
Publication Date:
May 06, 2021
Filing Date:
October 29, 2020
Export Citation:
Assignee:
PANASONIC IP MAN CO LTD (JP)
International Classes:
G02C7/10; G02B5/22
Domestic Patent References:
WO2019113357A1 | 2019-06-13 |
Foreign References:
US9829724B1 | 2017-11-28 | |||
CN109683348A | 2019-04-26 | |||
JPH01501172A | 1989-04-20 | |||
JP2014513315A | 2014-05-29 |
Attorney, Agent or Firm:
NII, Hiromori et al. (JP)
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