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. 09, 2023
Filed:
Dec. 21, 2020
Signify Holding B.v., Eindhoven, NL;
Frank Walterus Franciscus Marie Van Kempen, Eindhoven, NL;
SIGNIFY HOLDING B.V., Eindhoven, NL;
Abstract
The invention relates to an illumination device comprising a domeshaped, cylindrical lens () having an optical focal line () and a plurality of light sources () arranged along the focal line and configured to emit light during operation. Said lens being disposed to receive and to deflect said light as a light beam having an angle y in a transverse direction, wherein 0'<=<=30′. In transversal cross section the cylindrical lens comprises a central portion () flanked by a first side portion () and a second side portion (). The illumination device further comprises an axially extending screen () disposed adjacent to the first side portion; and an axially extending diffuser () provided at the second side portion.