ATE58319T1 - Vorrichtung zur modulierung eines laserstrahls. - Google Patents

Vorrichtung zur modulierung eines laserstrahls.

Info

Publication number
ATE58319T1
ATE58319T1 AT88870145T AT88870145T ATE58319T1 AT E58319 T1 ATE58319 T1 AT E58319T1 AT 88870145 T AT88870145 T AT 88870145T AT 88870145 T AT88870145 T AT 88870145T AT E58319 T1 ATE58319 T1 AT E58319T1
Authority
AT
Austria
Prior art keywords
laser beam
orifices
inclination
lateral faces
deviated
Prior art date
Application number
AT88870145T
Other languages
English (en)
Inventor
Frederic Terreur
Original Assignee
Centre Rech Metallurgique
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 Centre Rech Metallurgique filed Critical Centre Rech Metallurgique
Application granted granted Critical
Publication of ATE58319T1 publication Critical patent/ATE58319T1/de

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
    • B23K26/0643—Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms comprising mirrors
    • 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
    • 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
    • B23K26/0665—Shaping the laser beam, e.g. by masks or multi-focusing by beam condensation on the workpiece, e.g. for focusing

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • Laser Beam Processing (AREA)
  • Mechanical Optical Scanning Systems (AREA)
  • Laser Surgery Devices (AREA)
  • Semiconductor Lasers (AREA)
  • Mechanical Light Control Or Optical Switches (AREA)
AT88870145T 1987-09-11 1988-09-02 Vorrichtung zur modulierung eines laserstrahls. ATE58319T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
BE8701027A BE1000908A6 (fr) 1987-09-11 1987-09-11 Dispositif pour moduler un faisceau laser.
EP88870145A EP0307384B1 (de) 1987-09-11 1988-09-02 Vorrichtung zur Modulierung eines Laserstrahls

Publications (1)

Publication Number Publication Date
ATE58319T1 true ATE58319T1 (de) 1990-11-15

Family

ID=3882853

Family Applications (1)

Application Number Title Priority Date Filing Date
AT88870145T ATE58319T1 (de) 1987-09-11 1988-09-02 Vorrichtung zur modulierung eines laserstrahls.

Country Status (7)

Country Link
US (1) US4885751A (de)
EP (1) EP0307384B1 (de)
JP (1) JPH01114816A (de)
AT (1) ATE58319T1 (de)
BE (1) BE1000908A6 (de)
DE (1) DE3861083D1 (de)
ES (1) ES2019706B3 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5886320A (en) * 1996-09-03 1999-03-23 International Business Machines Corporation Laser ablation with transmission matching for promoting energy coupling to a film stack
US6002102A (en) * 1997-02-25 1999-12-14 Lsp Technologies, Inc. Hidden surface laser shock processing
FI118301B (fi) * 2005-05-25 2007-09-28 St1 Biofuels Oy Menetelmä etanoli-vesiseoksen valmistamiseksi
CN100491048C (zh) * 2007-05-24 2009-05-27 上海交通大学 分光式激光毛化调制装置
RU2654828C2 (ru) * 2017-03-15 2018-05-22 Общество с ограниченной ответственностью "МОЭМС-МОДУЛЬ" Оптический модулятор (варианты)

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3942878A (en) * 1974-08-05 1976-03-09 Caterpillar Tractor Co. Apparatus for modulating a high energy beam
DE2840702A1 (de) * 1977-09-22 1979-04-05 Centre Rech Metallurgique Verfahren und vorrichtung zur qualitaetsverbesserung von stahlfeinblechen
LU83535A1 (fr) * 1981-08-06 1983-06-08 Centre Rech Metallurgique Procede pour moduler un faisceau laser
US4736095A (en) * 1982-01-25 1988-04-05 Symbol Technologies, Inc. Narrow-bodied, single- and twin-windowed portable laser scanning head for reading bar code symbols
US4519680A (en) * 1982-11-05 1985-05-28 Philip Morris Incorporated Beam chopper for producing multiple beams
LU84687A1 (fr) * 1983-03-11 1984-11-14 Centre Rech Metallurgique Procede pour ameliorer l'etat de surface d'un cylindre
JPS61285780A (ja) * 1985-06-12 1986-12-16 Asahi Optical Co Ltd レ−ザ発振装置
US4703228A (en) * 1985-08-28 1987-10-27 Ga Technologies Inc. Apparatus and method for providing a modulated electron beam
US4751706A (en) * 1986-12-31 1988-06-14 The United States Of America As Represented By The Secretary Of The Army Laser for providing rapid sequence of different wavelengths

Also Published As

Publication number Publication date
JPH059766B2 (de) 1993-02-05
JPH01114816A (ja) 1989-05-08
US4885751A (en) 1989-12-05
EP0307384B1 (de) 1990-11-14
ES2019706B3 (es) 1991-07-01
BE1000908A6 (fr) 1989-05-16
EP0307384A1 (de) 1989-03-15
DE3861083D1 (de) 1990-12-20

Similar Documents

Publication Publication Date Title
EP0905683A3 (de) Optische Platte und Vorrichtung zur Wiedergabe und Aufzeichnung
MY103826A (en) Method for affixing information on read-only optical disks.
AU5306279A (en) Radial tracking servo apparatus for video disc
GB1496754A (en) Light-beam-deviating optical equipment
EP0400770A3 (de) Messung der Festigkeit einer bewegenden Stoffbahn
PT95855A (pt) Processo para a resolucao enzimatica de endo-biciclo{2.2.1}heptan-2-ol e de agentes farmaceuticos derivados
EP0301865A3 (de) Optisches Aufnahmegerät und optische Platte
ATE58319T1 (de) Vorrichtung zur modulierung eines laserstrahls.
EP0379285A3 (de) Spurverfolgungssteuerungsgerät für ein Aufnahme-/Wiedergabegerät auf oder von einer optischen Platte
CA2024360A1 (en) Optical disk apparatus
EP0366356A3 (de) Laserprofilieren einer Linse
GB1496565A (en) Method of obtaining a track guidance signal and method of guiding a light beam on a signal track using such guidance signal
EP0337812A3 (de) Verfahren und Vorrichtung zur Erzeugung einer Photomaske für die Bildprojektion
CA2013836A1 (en) Optical recording and reproducing apparatus
KR910017386A (ko) 광자성 복합헤드
GB1509495A (en) Record disc and method of producing the same
ES2061051T3 (es) Sistema de exploracion optica.
JPS6419535A (en) Method and device for controlling plural spot positioning
GB1419619A (en) Scanning devices
AU564309B2 (en) Astigmatic optical element, its manufacturing process, illuminating apparatus including the same and articles treated by the same
JPS5622231A (en) Optical disk duplicator
JPS57103134A (en) Optical disk
JPS6423586A (en) Laser machining apparatus
JPS57167153A (en) Photomagnetic recording medium
JPS6455766A (en) Magneto-optical recording, reproducing and erasing device

Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee