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DE19925801B4 - Method and device for the controllable change of the point size in the laser interior engraving - Google Patents

Method and device for the controllable change of the point size in the laser interior engraving Download PDF

Info

Publication number
DE19925801B4
DE19925801B4 DE19925801A DE19925801A DE19925801B4 DE 19925801 B4 DE19925801 B4 DE 19925801B4 DE 19925801 A DE19925801 A DE 19925801A DE 19925801 A DE19925801 A DE 19925801A DE 19925801 B4 DE19925801 B4 DE 19925801B4
Authority
DE
Germany
Prior art keywords
point size
controllable change
interior engraving
laser interior
laser
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 - Fee Related
Application number
DE19925801A
Other languages
German (de)
Other versions
DE19925801A1 (en
Inventor
Andreas Lenk
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.)
Fraunhofer Gesellschaft zur Forderung der Angewandten Forschung eV
Original Assignee
Fraunhofer Gesellschaft zur Forderung der Angewandten Forschung eV
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 Fraunhofer Gesellschaft zur Forderung der Angewandten Forschung eV filed Critical Fraunhofer Gesellschaft zur Forderung der Angewandten Forschung eV
Priority to DE19925801A priority Critical patent/DE19925801B4/en
Publication of DE19925801A1 publication Critical patent/DE19925801A1/en
Application granted granted Critical
Publication of DE19925801B4 publication Critical patent/DE19925801B4/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C23/00—Other surface treatment of glass not in the form of fibres or filaments
    • C03C23/0005—Other surface treatment of glass not in the form of fibres or filaments by irradiation
    • C03C23/0025—Other surface treatment of glass not in the form of fibres or filaments by irradiation by a laser beam
    • 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
    • B23K26/04—Automatically aligning, aiming or focusing the laser beam, e.g. using the back-scattered light
    • 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
    • B23K26/062—Shaping the laser beam, e.g. by masks or multi-focusing by direct control of the laser beam
    • B23K26/0622—Shaping the laser beam, e.g. by masks or multi-focusing by direct control of the laser beam by shaping pulses
    • B23K26/0624—Shaping the laser beam, e.g. by masks or multi-focusing by direct control of the laser beam by shaping pulses using ultrashort pulses, i.e. pulses of 1ns or less
    • 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
    • B23K26/50—Working by transmitting the laser beam through or within the workpiece
    • 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
    • B23K26/50—Working by transmitting the laser beam through or within the workpiece
    • B23K26/53—Working by transmitting the laser beam through or within the workpiece for modifying or reforming the material inside the workpiece, e.g. for producing break initiation cracks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B44—DECORATIVE ARTS
    • B44B—MACHINES, APPARATUS OR TOOLS FOR ARTISTIC WORK, e.g. FOR SCULPTURING, GUILLOCHING, CARVING, BRANDING, INLAYING
    • B44B7/00—Machines, apparatus or hand tools for branding, e.g. using radiant energy such as laser beams

Landscapes

  • Optics & Photonics (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Plasma & Fusion (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Laser Beam Processing (AREA)
DE19925801A 1999-06-03 1999-06-03 Method and device for the controllable change of the point size in the laser interior engraving Expired - Fee Related DE19925801B4 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19925801A DE19925801B4 (en) 1999-06-03 1999-06-03 Method and device for the controllable change of the point size in the laser interior engraving

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19925801A DE19925801B4 (en) 1999-06-03 1999-06-03 Method and device for the controllable change of the point size in the laser interior engraving

Publications (2)

Publication Number Publication Date
DE19925801A1 DE19925801A1 (en) 2000-12-21
DE19925801B4 true DE19925801B4 (en) 2005-03-10

Family

ID=7910358

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19925801A Expired - Fee Related DE19925801B4 (en) 1999-06-03 1999-06-03 Method and device for the controllable change of the point size in the laser interior engraving

Country Status (1)

Country Link
DE (1) DE19925801B4 (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005039430A1 (en) * 2005-08-18 2007-02-22 Oc Oerlikon Balzers Ag Laser marking near the surface of internally processed transparent bodies
US7388889B2 (en) 2005-04-27 2008-06-17 Vitro Laser Gmbh Method and device for producing subsurface markings in a transparent material body
DE202008015402U1 (en) 2008-11-19 2009-02-12 Cerion Gmbh Optical light scattering unit
US8541105B2 (en) 2005-08-18 2013-09-24 Oerlikon Trading Ag, Trubbach Transparent substrates with dielectric layer having a marking below the surface of the transparent substrate

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10140578A1 (en) * 2001-08-18 2003-02-27 Munser Norbert Method for cutting complex profiled shapes from transparent materials uses focussed laser radiation to reduce the amount of waste material
DE10356223A1 (en) 2003-12-02 2005-06-30 Mtu Aero Engines Gmbh Method, device and test piece for testing a component, and use of the method and the device
DE102013017363A1 (en) * 2013-10-18 2015-04-23 Horst-Hermann Hennig Reflectors in the glass
GB2527553B (en) 2014-06-25 2017-08-23 Fianium Ltd Laser processing

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE29601160U1 (en) * 1996-01-24 1996-03-14 Adelhardt, Hanspeter, 96142 Hollfeld Analog electronic circuit for fast electro-optical intensity control in laser systems
DE4407547C2 (en) * 1994-03-07 1996-05-30 Swarovski & Co Body made of transparent material with a marking and process for its production
EP0743128A1 (en) * 1995-05-12 1996-11-20 NAICOTEC GmbH Process and device for marking products of transparent (solid) material with a laser
DE19646332A1 (en) * 1996-11-09 1998-05-14 Fraunhofer Ges Forschung Laser beam alteration of workpiece optical properties

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4407547C2 (en) * 1994-03-07 1996-05-30 Swarovski & Co Body made of transparent material with a marking and process for its production
EP0743128A1 (en) * 1995-05-12 1996-11-20 NAICOTEC GmbH Process and device for marking products of transparent (solid) material with a laser
DE29601160U1 (en) * 1996-01-24 1996-03-14 Adelhardt, Hanspeter, 96142 Hollfeld Analog electronic circuit for fast electro-optical intensity control in laser systems
DE19646332A1 (en) * 1996-11-09 1998-05-14 Fraunhofer Ges Forschung Laser beam alteration of workpiece optical properties

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
DERZY, J.: Pen-Type Laser New Life for an Old System. In: Photonics Spectra, April 1998, S.134-136 *

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7388889B2 (en) 2005-04-27 2008-06-17 Vitro Laser Gmbh Method and device for producing subsurface markings in a transparent material body
DE102005039430A1 (en) * 2005-08-18 2007-02-22 Oc Oerlikon Balzers Ag Laser marking near the surface of internally processed transparent bodies
US8541105B2 (en) 2005-08-18 2013-09-24 Oerlikon Trading Ag, Trubbach Transparent substrates with dielectric layer having a marking below the surface of the transparent substrate
DE202008015402U1 (en) 2008-11-19 2009-02-12 Cerion Gmbh Optical light scattering unit
WO2010057553A1 (en) 2008-11-19 2010-05-27 Cerion Gmbh Optical light scattering device

Also Published As

Publication number Publication date
DE19925801A1 (en) 2000-12-21

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
8364 No opposition during term of opposition
R119 Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal fee
R079 Amendment of ipc main class

Free format text: PREVIOUS MAIN CLASS: B23K0026000000

Ipc: B23K0026352000

R079 Amendment of ipc main class

Free format text: PREVIOUS MAIN CLASS: B23K0026000000

Ipc: B23K0026352000

Effective date: 20140217

R119 Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal fee

Effective date: 20140101