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:
Aug. 30, 2011
Filed:
Jun. 08, 2009
Applicants:
Wolfgang Holota, Bad Toelz, DE;
Gerald Mathe, Munich, DE;
Inventors:
Wolfgang Holota, Bad Toelz, DE;
Gerald Mathe, Munich, DE;
Assignee:
Astrium GmbH, Munich, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
An apochromatic lens with an aperture and exclusively refractive optical elements, comprising a plurality of lenses arranged in lens groups along an optical axis, wherein lenses of different materials are provided and wherein the lenses respectively comprise one of the following listed materials: calcium fluoride (CaF), synthetic quartz (SiO) or another radiation-resistant optical material.