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. 19, 2026
Filed:
Aug. 26, 2021
Commissariat a L'energie Atomique ET Aux Energies Alternatives, Paris, FR;
Centre National DE LA Recherche Scientifique, Paris, FR;
Eric Clot, Grenoble, FR;
Isabelle Joumard, Grenoble, FR;
Vladimir Naletov, Kazan, RU;
Olivier Klein, Grenoble, FR;
Abstract
An optical focusing and collecting system includes: a first optical shaping portion, including an output surface, adapted to supply a primary light beam which is made annular; a second optical focusing and collecting portion, including a conical upper central reflective surface and a conical lower central reflective surface; a third optical return portion, including a reflective surface located between the output surface and the upper central reflective surface, along a main optical axis (Δ) and having transverse dimensions smaller than those of the annular primary light beam supplied by the first optical portion.