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. 17, 2013
Filed:
Oct. 20, 2011
Hsiu-ping Chang, Miao-Li Hsien, TW;
Hsiu-Ping Chang, Miao-Li Hsien, TW;
Foxsemicon Integrated Technology, Inc., Chu-Nan, Miao-Li Hsien, TW;
Abstract
A lens comprises a base; the base comprising a bottom face having a light incident face adapted to diffuse light into the lens, and a top face; a first member; and a second member, wherein the first and second members extend from the top face and away from the bottom face, wherein the first member comprises a first light emergent face having a convex surface curved outward from the top face, and directs light to areas far away from the lens, and wherein the second member comprises a second light emergent face having a flat surfaced finish and is at a first angle from the top face, and directs light to areas near the lens; and a third light emergent face between the first and the second light emergent faces, wherein the third light emergent face has a rough surface finish, and also directs light to areas near the lens.