The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 10, 2024
Filed:
Jul. 21, 2022
Applicant:
Disco Corporation, Tokyo, JP;
Inventor:
Nobuyuki Kimura, Tokyo, JP;
Assignee:
DISCO CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 17/00 (2006.01); G02B 17/06 (2006.01); G02B 27/10 (2006.01); G02B 27/42 (2006.01);
U.S. Cl.
CPC ...
G02B 27/1086 (2013.01); G02B 17/0621 (2013.01); G02B 17/0636 (2013.01); G02B 17/0673 (2013.01); G02B 27/4244 (2013.01);
Abstract
A light irradiation apparatus that splits white light into light rays of a plurality of wavelengths to apply the light ray includes a white light source, a diffraction grating that splits white light emitted by the white light source into light rays of a plurality of wavelengths, and a light selector that selects a light ray of a specified wavelength from the light rays of the plurality of wavelengths split by the diffraction grating.