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:
Jan. 13, 2015
Filed:
Jun. 08, 2012
Oliver Dross, Cologne, DE;
Ruben Mohendano, Madrid, ES;
Julio C. Chaves, Coimbra, PT;
Fernando Munoz, Madrid, ES;
Juan Carlos Minano, Madrid, ES;
Waqidi Falicoff, Stevenson Ranch, CA (US);
Oliver Dross, Cologne, DE;
Ruben Mohendano, Madrid, ES;
Julio C. Chaves, Coimbra, PT;
Fernando Munoz, Madrid, ES;
Juan Carlos Minano, Madrid, ES;
Waqidi Falicoff, Stevenson Ranch, CA (US);
Light Engine Limited, Shatin, HK;
Abstract
A folded circularly symmetric illumination optic comprising a first light transfer mode having a first central refractive surface and a second central refractive surface, wherein one of the first and second central refractive surfaces has at least one peened feature; a second light transfer mode having a first refractive surface, a first TIR surface, a second TIR surface and a second refractive surface; a third light transfer mode having a first refractive surface, a first TIR surface and a second refractive surface, wherein the first TIR surface has at least one peening feature, and wherein the second refractive surface is conical; wherein the first TIR surface and second refractive surface of the second light transfer mode is coincident at least one point, wherein the second refractive surface of the third light transfer mode is coincident with the first TIR surface and second refractive surface of the second light transfer mode.