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:
Jan. 18, 2005
Filed:
Oct. 09, 2002
Applicants:
Robert B. Sargent, Santa Rosa, CA (US);
Charles Andrew Hulse, Sebastopol, CA (US);
Inventors:
Robert B. Sargent, Santa Rosa, CA (US);
Charles Andrew Hulse, Sebastopol, CA (US);
Assignee:
JDS Uniphase Corporation, San Jose, CA (US);
Primary Examiner:
Int. Cl.
CPC ...
G02B 2700 ;
U.S. Cl.
CPC ...
Abstract
The invention provides a substantially athermal etalon. In one embodiment, the multi-cavity etalon includes at least one free-standing multi-layer thin film and is rendered thermally stable through the use of the free-standing multi-layer film and spacers having predetermined thermal expansion coefficients. In another embodiment, the multi-cavity etalon is rendered thermally stable through the use of mixed spacers.