JPS5274197A - Laser working machine - Google Patents

Laser working machine

Info

Publication number
JPS5274197A
JPS5274197A JP50149631A JP14963175A JPS5274197A JP S5274197 A JPS5274197 A JP S5274197A JP 50149631 A JP50149631 A JP 50149631A JP 14963175 A JP14963175 A JP 14963175A JP S5274197 A JPS5274197 A JP S5274197A
Authority
JP
Japan
Prior art keywords
working machine
laser working
laser
thickness
controlling
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.)
Pending
Application number
JP50149631A
Other languages
Japanese (ja)
Inventor
Osami Asai
Hiroshi Yamaguchi
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP50149631A priority Critical patent/JPS5274197A/en
Publication of JPS5274197A publication Critical patent/JPS5274197A/en
Pending legal-status Critical Current

Links

Landscapes

  • Laser Beam Processing (AREA)

Abstract

PURPOSE: To make it possible for a uniform laser processing to be applied to processed pieces by controlling the focusing position of the condensing lens correspondingly to the changes in their thickness and form.
COPYRIGHT: (C)1977,JPO&Japio
JP50149631A 1975-12-17 1975-12-17 Laser working machine Pending JPS5274197A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50149631A JPS5274197A (en) 1975-12-17 1975-12-17 Laser working machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50149631A JPS5274197A (en) 1975-12-17 1975-12-17 Laser working machine

Publications (1)

Publication Number Publication Date
JPS5274197A true JPS5274197A (en) 1977-06-21

Family

ID=15479437

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50149631A Pending JPS5274197A (en) 1975-12-17 1975-12-17 Laser working machine

Country Status (1)

Country Link
JP (1) JPS5274197A (en)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4350867A (en) * 1979-05-21 1982-09-21 Nippon Telegraph & Telephone Public Corporation Fusion splicing of multi-layer optical fiber bundles
JPS57159286A (en) * 1981-03-27 1982-10-01 Mitsubishi Electric Corp Laser working device
JPS57159285A (en) * 1981-03-27 1982-10-01 Mitsubishi Electric Corp Laser working device
US4406940A (en) * 1980-10-23 1983-09-27 Amada Engineering & Service Co., Inc. Laser processing machine
US4608480A (en) * 1983-06-15 1986-08-26 S.N.E.C.M.A. Process and apparatus for laser drilling
JPS6267690U (en) * 1985-10-18 1987-04-27
JPH02174173A (en) * 1988-12-26 1990-07-05 Sanyo Electric Co Ltd Working of film
US5624587A (en) * 1993-03-08 1997-04-29 Mitsubishi Denki Kabushiki Kaisha Laser machining apparatus and method of setting focus thereof
EP4074455A3 (en) * 2021-02-25 2023-01-11 Ricoh Company, Ltd. Marking device, medium, container, and marking method

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4350867A (en) * 1979-05-21 1982-09-21 Nippon Telegraph & Telephone Public Corporation Fusion splicing of multi-layer optical fiber bundles
US4406940A (en) * 1980-10-23 1983-09-27 Amada Engineering & Service Co., Inc. Laser processing machine
JPS57159286A (en) * 1981-03-27 1982-10-01 Mitsubishi Electric Corp Laser working device
JPS57159285A (en) * 1981-03-27 1982-10-01 Mitsubishi Electric Corp Laser working device
US4608480A (en) * 1983-06-15 1986-08-26 S.N.E.C.M.A. Process and apparatus for laser drilling
JPS6267690U (en) * 1985-10-18 1987-04-27
JPH02174173A (en) * 1988-12-26 1990-07-05 Sanyo Electric Co Ltd Working of film
US5624587A (en) * 1993-03-08 1997-04-29 Mitsubishi Denki Kabushiki Kaisha Laser machining apparatus and method of setting focus thereof
EP4074455A3 (en) * 2021-02-25 2023-01-11 Ricoh Company, Ltd. Marking device, medium, container, and marking method
US11738408B2 (en) 2021-02-25 2023-08-29 Ricoh Company, Ltd. Marking device, medium, container, and marking method

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