JPH0249834B2 - - Google Patents

Info

Publication number
JPH0249834B2
JPH0249834B2 JP61183942A JP18394286A JPH0249834B2 JP H0249834 B2 JPH0249834 B2 JP H0249834B2 JP 61183942 A JP61183942 A JP 61183942A JP 18394286 A JP18394286 A JP 18394286A JP H0249834 B2 JPH0249834 B2 JP H0249834B2
Authority
JP
Japan
Prior art keywords
mask
mark
marked
laser beam
symbols
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.)
Expired - Lifetime
Application number
JP61183942A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6340691A (ja
Inventor
Hiroshi Kato
Tsugunori Masuda
Nobuhide Abe
Junichi Katsuse
Shunichi Hirono
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.)
Tamura Corp
Original Assignee
Tamura 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 Tamura Corp filed Critical Tamura Corp
Priority to JP61183942A priority Critical patent/JPS6340691A/ja
Publication of JPS6340691A publication Critical patent/JPS6340691A/ja
Publication of JPH0249834B2 publication Critical patent/JPH0249834B2/ja
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
    • B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
    • B23K26/064—Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms
    • B23K26/066—Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms by using masks

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • Laser Beam Printer (AREA)
  • Laser Beam Processing (AREA)
  • Dot-Matrix Printers And Others (AREA)
JP61183942A 1986-08-05 1986-08-05 レ−ザマ−キング装置 Granted JPS6340691A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP61183942A JPS6340691A (ja) 1986-08-05 1986-08-05 レ−ザマ−キング装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61183942A JPS6340691A (ja) 1986-08-05 1986-08-05 レ−ザマ−キング装置

Publications (2)

Publication Number Publication Date
JPS6340691A JPS6340691A (ja) 1988-02-22
JPH0249834B2 true JPH0249834B2 (en]) 1990-10-31

Family

ID=16144505

Family Applications (1)

Application Number Title Priority Date Filing Date
JP61183942A Granted JPS6340691A (ja) 1986-08-05 1986-08-05 レ−ザマ−キング装置

Country Status (1)

Country Link
JP (1) JPS6340691A (en])

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2517702Y2 (ja) * 1988-12-28 1996-11-20 日本電気株式会社 レーザマーキング装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5978870A (ja) * 1982-10-27 1984-05-07 Shibuya Kogyo Co Ltd レ−ザ印字装置
JPS61215U (ja) * 1984-06-07 1986-01-06 電気音響株式会社 フライバツクトランス

Also Published As

Publication number Publication date
JPS6340691A (ja) 1988-02-22

Similar Documents

Publication Publication Date Title
US1644160A (en) Self-checking test device
JPH0249834B2 (en])
US1369470A (en) Combination stencil-sheet
US2390439A (en) Optical record interpreter
US1587928A (en) Educational chart
US3333357A (en) Transparency with orientation means
CA1084755A (en) Segmented font disc photocomposing machines
US2140424A (en) Cryptographic device
US2815596A (en) Continuous calendar
US3889196A (en) VHF and UHF fiber optic channel indicia display having a common display area
US3432942A (en) Conversion device
DE68909173D1 (de) Herstellungsprozess für einen Anzeigebildschirm mit einer Transistormatrix, versehen mit einer lichtundurchlässigen Maske.
JPH0439010Y2 (en])
US4303399A (en) Test scoring card and method of employing same
JPS6323618U (en])
FR2448760A1 (fr) Dispositif mobile de determination des accords harmoniques
GB2284386A (en) Checking of winning combinations.
US20040191749A1 (en) Method and template for evaluating designated pairs of responses on a master answer sheet
EP0179627A3 (en) Variable data imprinter, e.g. for credit cards and the like
US4554442A (en) Aliquot part locator
JPS5928330Y2 (ja) 視野マ−ク投影装置
CA1333198C (en) Shaded code
JPH01166048A (ja) ナンバリング露光装置
US2486874A (en) Compensation selector
JPS59147344A (ja) デイスクフイルムの製造方法