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.

Date of Patent:
Oct. 06, 2015

Filed:

Mar. 29, 2012
Applicants:

Akinori Nishio, Chiyoda-ku, JP;

Tomohiko Ishizuka, Chiyoda-ku, JP;

Inventors:

Akinori Nishio, Chiyoda-ku, JP;

Tomohiko Ishizuka, Chiyoda-ku, JP;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G02B 26/08 (2006.01); G02B 5/10 (2006.01); G02B 26/06 (2006.01); G02B 7/18 (2006.01);
U.S. Cl.
CPC ...
G02B 26/0825 (2013.01); G02B 5/10 (2013.01); G02B 7/1815 (2013.01); G02B 26/06 (2013.01);
Abstract

A curvature variable mirror includes a mirror base material that is configured such that the curvature is variable and that reflects laser light on the mirror reflective surface side, wherein the mirror base material is formed by using spring-material copper alloy, and the spring-material copper alloy is constituted by using any of phosphor bronze, copper-nickel-zinc alloy, chromium copper, zirconium copper, titanium copper alloy, copper-nickel alloy, and alloy obtained by adding at least one of Ni (nickel), Sn (tin), Si (silicone), Mg (magnesium), Zn (zinc), Mn (manganese), Pb (lead), Fe (iron), and Al (aluminum) to copper.


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