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:
Dec. 11, 2018
Filed:
Oct. 04, 2016
Applicant:
Christie Digital Systems Usa, Inc., Cypress, CA (US);
Inventors:
Assignee:
CHRISTIE DIGITAL SYSTEMS USA, INC., Cypress, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 26/08 (2006.01); G02B 5/02 (2006.01); G02B 19/00 (2006.01); G02B 27/48 (2006.01);
U.S. Cl.
CPC ...
G02B 26/0875 (2013.01); G02B 5/0278 (2013.01); G02B 19/0014 (2013.01); G02B 19/0047 (2013.01); G02B 27/48 (2013.01);
Abstract
A device for homogenizing laser light using a rotating lens is provided. The device comprises: a laser; an integrating rod having an input face; a lens located between the laser and the input face of the integrating rod, the lens having an optical axis, the lens positioned to receive light from the laser, off the optical axis, and focus the light through the input face of the integrating rod; and, an actuator device configured to rotate the lens about an axis of rotation different from the optical axis.