Title:
METHOD FOR MANUFACTURING OPTICAL MULTIPLEXER/DEMULTIPLEXER
Document Type and Number:
WIPO Patent Application WO/2019/155609
Kind Code:
A1
Abstract:
This method includes: a step for detachably holding optical filters 6j on one surface 10bp and a mirror 7 on the other surface 10ap of gripping tools 10a, 10b having a pair of mutually parallel surfaces; a step for gripping a holder block 8, provided with adhesive layers 9 in positions facing the optical filters 6j and the mirror 7, in the gripping tools 10a, 10b so that the parallelism of the pair of surfaces 10ap, 10bp is reflected via the adhesive layers 9; a step for heating the gripping tools 10a, 10b in which the holder block 8 is gripped; and a step for cooling the gripping tools 10a, 10b in a state in which the holder block 8 is gripped; the degree of parallelism of the optical filters and the mirror being prescribed by the degree of parallelism of a mutually parallel pair of attachment surfaces of the gripping tools.
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Inventors:
KANEKO SHINICHI (JP)
Application Number:
PCT/JP2018/004631
Publication Date:
August 15, 2019
Filing Date:
February 09, 2018
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
G02B5/08; G02B27/10; G02B6/293; G02B7/00; G02B27/00; G02B27/14
Domestic Patent References:
| WO2017033230A1 | 2017-03-02 |
Foreign References:
| JPS63223607A | 1988-09-19 | |||
| JP2007163631A | 2007-06-28 |
Attorney, Agent or Firm:
OIWA Masuo et al. (JP)
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