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:
Mar. 14, 1989
Filed:
Aug. 14, 1987
Applicant:
Inventors:
Takeo Miyata, Zama, JP;
Takuhiro Ono, Zama, JP;
Takashi Iwabuchi, Sagamihara, JP;
Masaru Ikedo, Ikoma, JP;
Masafumi Watari, Kadoma, JP;
Assignee:
Matsushita Electric Industrial Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B / ; G02B / ;
U.S. Cl.
CPC ...
350320 ; 350-11 ; 350164 ;
Abstract
A method of operating a laser is disclosed which includes irradiating an optical component in an atmosphere of dry air or dry inert gas with a laser beam, wherein the optical component is provided with an antireflection film having at least a layer of calcogenide glass and a layer of potassium chloride or lead fluoride.