JPS6418596A - Method and device for controlling irradiation of laser beam - Google Patents

Method and device for controlling irradiation of laser beam

Info

Publication number
JPS6418596A
JPS6418596A JP62174938A JP17493887A JPS6418596A JP S6418596 A JPS6418596 A JP S6418596A JP 62174938 A JP62174938 A JP 62174938A JP 17493887 A JP17493887 A JP 17493887A JP S6418596 A JPS6418596 A JP S6418596A
Authority
JP
Japan
Prior art keywords
laser beam
mirror
changing
cylindrical convex
concave mirror
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP62174938A
Other languages
English (en)
Other versions
JPH0327316B2 (ja
Inventor
Shinsuke Nakanishi
Osami Ichiko
Katsuhiro Minamida
Hirotsugu Haga
Nobuo Mizuhashi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nippon Steel Corp
Original Assignee
Nippon Steel Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nippon Steel Corp filed Critical Nippon Steel Corp
Priority to JP62174938A priority Critical patent/JPS6418596A/ja
Publication of JPS6418596A publication Critical patent/JPS6418596A/ja
Publication of JPH0327316B2 publication Critical patent/JPH0327316B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Lenses (AREA)
  • Laser Beam Processing (AREA)
JP62174938A 1987-07-15 1987-07-15 Method and device for controlling irradiation of laser beam Granted JPS6418596A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP62174938A JPS6418596A (en) 1987-07-15 1987-07-15 Method and device for controlling irradiation of laser beam

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62174938A JPS6418596A (en) 1987-07-15 1987-07-15 Method and device for controlling irradiation of laser beam

Publications (2)

Publication Number Publication Date
JPS6418596A true JPS6418596A (en) 1989-01-23
JPH0327316B2 JPH0327316B2 (ja) 1991-04-15

Family

ID=15987353

Family Applications (1)

Application Number Title Priority Date Filing Date
JP62174938A Granted JPS6418596A (en) 1987-07-15 1987-07-15 Method and device for controlling irradiation of laser beam

Country Status (1)

Country Link
JP (1) JPS6418596A (ja)

Also Published As

Publication number Publication date
JPH0327316B2 (ja) 1991-04-15

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