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Patent Searching and Data


Title:
LASER PROCESSING HEAD, OPTICAL FIBER INSPECTION DEVICE, AND OPTICAL FIBER INSPECTION METHOD
Document Type and Number:
WIPO Patent Application WO/2019/050023
Kind Code:
A1
Abstract:
A laser processing head (20) comprises: a collimator lens (23) for converting laser light (70) into parallel light beams; a condensing lens (24) for condensing the laser light (70) converted into the parallel light beams; a casing (21) in which the collimator lens (23) and the condensing lens (24) are housed; a wavelength selective mirror (25) which is provided between the collimator lens (23) and the condensing lens (24), and which transmits the laser light (70) but reflects light having a predetermined wavelength different from the laser light (70); and a transmissive window located at a position at which the light having the predetermined wavelength is transmitted and at which a laser light exit end surface (61) of an optical fiber (60) can be optically observed through the wavelength selective mirror (25).

Inventors:
EIZUMI KIYOTAKA
YAMASHITA TAKAYUKI
NAGAYASU DOUKEI
HOSHINO KENJI
YAMAGUCHI HIDEAKI
KATO NAOYA
ISHIKAWA RYO
DOMOTO SHINYA
Application Number:
PCT/JP2018/033350
Publication Date:
March 14, 2019
Filing Date:
September 10, 2018
Export Citation:
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Assignee:
PANASONIC IP MAN CO LTD (JP)
International Classes:
B23K26/064
Foreign References:
JP2013099783A2013-05-23
JPH02187292A1990-07-23
JP2010188368A2010-09-02
JP2007030032A2007-02-08
Other References:
See also references of EP 3683002A4
Attorney, Agent or Firm:
KAMATA Kenji et al. (JP)
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