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:
Oct. 27, 1992
Filed:
Feb. 20, 1990
Applicant:
Inventor:
David A Richards, Rochester, NY (US);
Assignee:
Eastman Kodak Company, Rochester, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B / ; G02B / ; G02B / ;
U.S. Cl.
CPC ...
359641 ; 359669 ; 359711 ; 359719 ; 359720 ; 359837 ;
Abstract
An optical element for collimating and rectifying divergent incident radiation comprises a first optical surface and a second optical surface titled with respect to the first optical surface. The first optical surface has sufficient power to collimate incident radiation, while the second optical surface is tilted sufficiently to provide rectification.