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. 30, 2000
Filed:
May. 13, 1997
Applicant:
Inventors:
Gunter Fetzer, Gundelfingen, DE;
Gerhard Alt, Sexau, DE;
Assignee:
Sick AG, Waldkirch, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B / ;
U.S. Cl.
CPC ...
359558 ; 359563 ; 359565 ; 359576 ; 359465 ; 359489 ;
Abstract
An optical arrangement, in particular for use as a transmitting and/or receiving optical system in optoelectronic sensors, comprises at least one diffractive optical element integrated into transparent material, with the unit formed by the transparent material and the diffractive optical element having at least two different functions such as, for example, image forming functions, polarization, beam division, beam forming, beam shaping and/or the provision of a subaperture.