Title:
光学部材
Document Type and Number:
Japanese Patent JP6629343
Kind Code:
B2
Abstract:
An optical element has a transmission spectrum characterized in that a local maximum falls within a wavelength region longer than 315 nm but shorter than or equal to 400 nm, a local minimum falls within a wavelength region longer than or equal to 380 nm but shorter than or equal to 500 nm, and the wavelength at the local maximum is shorter than the wavelength at the local minimum.
Inventors:
Shunsuke Shiotani
K. Tsubota
Kurihara Toshihide
Torii Hidenari
K. Tsubota
Kurihara Toshihide
Torii Hidenari
Application Number:
JP2017552592A
Publication Date:
January 15, 2020
Filing Date:
November 25, 2015
Export Citation:
Assignee:
Jins Holdings Co., Ltd.
Tsubota Lab Co., Ltd.
Tsubota Lab Co., Ltd.
International Classes:
G02B5/28; G02B5/08; G02C7/00; G02C7/04; G02C7/10
Domestic Patent References:
| JP2012522270A | ||||
| JP2015049339A | ||||
| JP1299560A | ||||
| JP64078202A | ||||
| JP63175824A | ||||
| JP2003535368A | ||||
| JP8503997A | ||||
| JP2014174482A |
Foreign References:
| WO2015171507A1 | ||||
| WO2013168565A1 |
Attorney, Agent or Firm:
Yoshiyuki Inaba
Toshifumi Onuki
Akihiko Eguchi
Kazuhiko Naito
Toshifumi Onuki
Akihiko Eguchi
Kazuhiko Naito