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. 04, 2016

Filed:

Jul. 01, 2015
Applicant:

Kabushiki Kaisha Toshiba, Tokyo, JP;

Inventors:

Hideaki Okano, Kanagawa, JP;

Shinichi Tatsuta, Tokyo, JP;

Hiroshi Hasegawa, Kanagawa, JP;

Hidefumi Takamine, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 17/02 (2006.01); G01B 9/02 (2006.01); G02B 26/08 (2006.01); G02B 13/22 (2006.01);
U.S. Cl.
CPC ...
G01B 9/02091 (2013.01); G01B 9/02028 (2013.01); G02B 17/023 (2013.01); G02B 26/0816 (2013.01); G02B 13/22 (2013.01);
Abstract

According to one embodiment, an optical delay apparatus includes the following elements. The first retroreflector includes a first and a second reflection surface. The second retroreflector includes a third and a fourth reflection surface opposite to the first reflection surface. The third retroreflector includes a fifth and a sixth reflection surface opposite to the second reflection surface. The first driving mechanism moves the first retroreflector and a set of the second retroreflector and the third retroreflector relative to each other. The second retroreflector and the third retroreflector are misaligned with each other in a direction along a first line of intersection between the first reflection surface and the second reflection surface.


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