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:
Feb. 18, 2020
Filed:
Nov. 15, 2018
Canon Kabushiki Kaisha, Tokyo, JP;
CANON KABUSHIKI KAISHA, Tokyo, JP;
Abstract
A light source device includes a wavelength conversion element having a fluorescent body for converting a wavelength of light from a light source, a light condensing member for condensing light from the light source to the wavelength conversion element, the light condensing member being arranged to face a surface of the fluorescent body, and a heat conductive member having heat conductivity greater than heat conductivity of the light condensing member, wherein an area where at least a part of the fluorescent body, the heat conductive member, and the light condensing member are overlapped and in contact with each other in this order is arranged, when viewed from an optical axis direction of the light condensing member.