Title:
RELAY OPTICAL SYSTEM FOR HARD MIRRORS
Document Type and Number:
WIPO Patent Application WO/2020/044807
Kind Code:
A1
Abstract:
A relay optical system 20 for hard mirrors has a lens fixing frame 21 and a plurality of lenses 22. The lens fixing frame 21 has a plurality of barrels 26. The plurality of barrels 26 are joined so as to be coaxial with each other. The plurality of lenses 22 are provided at positions other than a joining position jp of the barrels 26 in the axial direction of the lens fixing frame 21. The plurality of lenses 22 are provided in the lens fixing frame 21 such that the optical axes of the lenses 22 coincide with each other. The plurality of lenses 22 do not include a joined lens.
Inventors:
WATANABE HIROKI (JP)
KANKE MORITO (JP)
SANO SHOTARO (JP)
OTAKE JUN (JP)
LI DAYONG (JP)
KANKE MORITO (JP)
SANO SHOTARO (JP)
OTAKE JUN (JP)
LI DAYONG (JP)
Application Number:
PCT/JP2019/027408
Publication Date:
March 05, 2020
Filing Date:
July 10, 2019
Export Citation:
Assignee:
SUMITA OPTICAL GLASS (JP)
International Classes:
G02B7/02; A61B1/00; G02B13/00; G02B23/26
Foreign References:
| JP2017221658A | 2017-12-21 | |||
| JP2017223806A | 2017-12-21 | |||
| JPS495993B1 | 1974-02-12 | |||
| JP2002131509A | 2002-05-09 | |||
| JP2002365510A | 2002-12-18 | |||
| JP2007330706A | 2007-12-27 | |||
| JP2000162508A | 2000-06-16 | |||
| JPH07134246A | 1995-05-23 | |||
| US5188092A | 1993-02-23 |
Attorney, Agent or Firm:
SUGIMURA Kenji (JP)
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