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. 19, 2009
Filed:
Aug. 12, 2005
Applicants:
Wilhelmus Petrus DE Boeij, Veldhoven, NL;
Johannes Catharinus Hubertus Mulkens, Waalre, NL;
Tammo Uitterdijk, De Bilt, NL;
Inventors:
Wilhelmus Petrus De Boeij, Veldhoven, NL;
Johannes Catharinus Hubertus Mulkens, Waalre, NL;
Tammo Uitterdijk, De Bilt, NL;
Assignee:
ASML Netherlands B.V., Veldhoven, NL;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 27/10 (2006.01); G03B 21/60 (2006.01);
U.S. Cl.
CPC ...
Abstract
A lens element comprises a first face and a second face, where the first face comprises a plurality of concave shaped lens parts. Each concave shaped lens part is arranged to focus a portion of a beam incident on the second face via a liquid on a single flat surface.