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Title:
DIFFRACTION ELEMENT FIXING DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/064964
Kind Code:
A1
Abstract:
Provided is a diffraction element fixing device comprising an element installation part in which a diffraction element is installed, and an element fixing part which fixes the diffraction element installed in the element installation part, the diffraction element fixing device being characterized in that the element installation part has an element installation surface which bends the installed diffraction element into an arbitrarily defined shape, and the element installation surface is formed in an arc shape such that the deformation of the diffraction element by the pressure of a cooling fluid is suppressed.

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Inventors:
TOYOTA SHIN (JP)
KAWAMURA SOHAN (JP)
Application Number:
PCT/JP2019/039205
Publication Date:
April 08, 2021
Filing Date:
October 03, 2019
Export Citation:
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Assignee:
NIPPON TELEGRAPH & TELEPHONE (JP)
International Classes:
G02B5/18; H01S3/04
Foreign References:
JPH09512959A1997-12-22
JPS63205976A1988-08-25
JPH1085979A1998-04-07
JP2005515492A2005-05-26
JPH08201604A1996-08-09
JPH1114945A1999-01-22
JPH0843612A1996-02-16
JPH11202110A1999-07-30
US3609585A1971-09-28
US20040013153A12004-01-22
Attorney, Agent or Firm:
TANI & ABE, P.C. (JP)
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