Title:
LIGHT SOURCE DEVICE
Document Type and Number:
WIPO Patent Application WO/2023/243461
Kind Code:
A1
Abstract:
The light source device of one embodiment of the present disclosure comprises: a first light source unit that emits a first light having a wavelength in the visible light region; a second light source unit that is disposed at the previous stage of the first light source unit and emits a second light having a wavelength in the near-infrared region; and a light guide to which the first light and the second light are incident. The first light and the second light are incident to the light guide through a coaxial optical path.
Inventors:
HOMMA KEISUKE (JP)
TAKASAWA TAKEHARU (JP)
TAKASAWA TAKEHARU (JP)
Application Number:
PCT/JP2023/020820
Publication Date:
December 21, 2023
Filing Date:
June 05, 2023
Export Citation:
Assignee:
SONY GROUP CORP (JP)
International Classes:
F21S2/00; A61B1/07; F21V7/28; F21V8/00; F21V9/14; F21V23/00; F21Y115/30
Foreign References:
| US20220117477A1 | 2022-04-21 | |||
| CN111110175A | 2020-05-08 |
Attorney, Agent or Firm:
TSUBASA PATENT PROFESSIONAL CORPORATION (JP)
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