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:
May. 04, 2021
Filed:
Oct. 12, 2018
Optoskand Ab, Mölndal, SE;
OPTOSKAND AB, Mölndal, SE;
Abstract
The invention relates to an optical assembly () comprising a first optical fiber () propagating coherent light in a predetermined direction (P) into an input end () of the optical assembly (), said optical fiber having a core and a cladding; a heat sink () surrounding the optical fiber () at the input end (); and a lens () arranged after the heat sink () in the propagating direction (P). The optical assembly () further comprises a filter () arranged after the lens (), wherein the filter () has a reflective surface () arranged to transmit light having one or more desired wavelengths and to reflect one or more undesired wavelengths back through the lens (). The invention further relates to a method for separating desired and undesired wavelengths.