IT1290576B1 - Dispositivo per la rilevazione di parametri ottici di un fascio laser - Google Patents

Dispositivo per la rilevazione di parametri ottici di un fascio laser

Info

Publication number
IT1290576B1
IT1290576B1 IT97MI000505A ITMI970505A IT1290576B1 IT 1290576 B1 IT1290576 B1 IT 1290576B1 IT 97MI000505 A IT97MI000505 A IT 97MI000505A IT MI970505 A ITMI970505 A IT MI970505A IT 1290576 B1 IT1290576 B1 IT 1290576B1
Authority
IT
Italy
Prior art keywords
detection
laser beam
optical parameters
parameters
optical
Prior art date
Application number
IT97MI000505A
Other languages
English (en)
Inventor
Emanuele Stucchi
Laura Serri
Vincenzo Fantini
Flavio Ferretti
Original Assignee
Cise Spa
Laser Point S R L
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 Cise Spa, Laser Point S R L filed Critical Cise Spa
Priority to IT97MI000505A priority Critical patent/IT1290576B1/it
Priority to EP98200659A priority patent/EP0863390A1/en
Priority to US09/035,070 priority patent/US6025587A/en
Priority to JP10053424A priority patent/JPH10281863A/ja
Publication of ITMI970505A1 publication Critical patent/ITMI970505A1/it
Application granted granted Critical
Publication of IT1290576B1 publication Critical patent/IT1290576B1/it

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K17/00—Measuring quantity of heat
    • G01K17/003—Measuring quantity of heat for measuring the power of light beams, e.g. laser beams
    • 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
    • B23K26/70—Auxiliary operations or equipment
    • B23K26/702—Auxiliary equipment
    • B23K26/705—Beam measuring devices
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
    • G01J1/4257—Photometry, e.g. photographic exposure meter using electric radiation detectors applied to monitoring the characteristics of a beam, e.g. laser beam, headlamp beam
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
    • G01J5/10—Radiation pyrometry, e.g. infrared or optical thermometry using electric radiation detectors

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Lasers (AREA)
  • Laser Surgery Devices (AREA)
IT97MI000505A 1997-03-07 1997-03-07 Dispositivo per la rilevazione di parametri ottici di un fascio laser IT1290576B1 (it)

Priority Applications (4)

Application Number Priority Date Filing Date Title
IT97MI000505A IT1290576B1 (it) 1997-03-07 1997-03-07 Dispositivo per la rilevazione di parametri ottici di un fascio laser
EP98200659A EP0863390A1 (en) 1997-03-07 1998-03-04 "Device for the detection of optical parameters of a laser beam".
US09/035,070 US6025587A (en) 1997-03-07 1998-03-05 Device for the detection of optical parameters of a laser beam
JP10053424A JPH10281863A (ja) 1997-03-07 1998-03-05 レーザビームの光学的パラメータ検出装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT97MI000505A IT1290576B1 (it) 1997-03-07 1997-03-07 Dispositivo per la rilevazione di parametri ottici di un fascio laser

Publications (2)

Publication Number Publication Date
ITMI970505A1 ITMI970505A1 (it) 1998-09-07
IT1290576B1 true IT1290576B1 (it) 1998-12-10

Family

ID=11376322

Family Applications (1)

Application Number Title Priority Date Filing Date
IT97MI000505A IT1290576B1 (it) 1997-03-07 1997-03-07 Dispositivo per la rilevazione di parametri ottici di un fascio laser

Country Status (4)

Country Link
US (1) US6025587A (it)
EP (1) EP0863390A1 (it)
JP (1) JPH10281863A (it)
IT (1) IT1290576B1 (it)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL137907A0 (en) * 2000-08-16 2001-10-31 Ophir Optronics Ltd Fast response optical power meter
CN1572049B (zh) * 2001-10-16 2012-06-06 株式会社片冈制作所 脉冲振荡型固体激光器装置
US7077564B2 (en) * 2003-06-18 2006-07-18 Coherent, Inc. Laser power meter
ITMI20051090A1 (it) * 2005-06-13 2006-12-14 Laser Point S R L "dispositivo atto a rilevare ottici di un fascio laser"
GB2447294B (en) * 2007-03-09 2009-12-02 Lasermet Ltd A measuring apparatus comprising a Peltier-Seebeck detector
EP2440898B1 (en) 2009-06-12 2017-08-23 Ophir Optronics Solutions Ltd. Multifunction laser power meter
DE102011005775B4 (de) * 2011-03-18 2012-11-15 Trumpf Werkzeugmaschinen Gmbh + Co. Kg Detektor und Verfahren zum Erfassen einer Ausrichtung eines Laserstrahls in einer Laserbearbeitungsmaschine sowie Laserbearbeitungsmaschine
US9116044B2 (en) * 2012-10-05 2015-08-25 Kla-Tencor Corporation System and method for determining size and location of minimum beam spot
JP5911903B2 (ja) * 2014-03-28 2016-04-27 ファナック株式会社 レーザ光の強度分布を計測するビームプロファイラ、レーザ発振器、およびレーザ加工装置
FR3077749B1 (fr) * 2018-02-14 2020-01-24 Psa Automobiles Sa Dispositif pour la mesure de puissance d’un faisceau laser d’une tete de soudage laser par tiret

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63215942A (ja) * 1987-03-04 1988-09-08 Natl Aerospace Lab 粒子径分布計測用光電変換センサ−
EP0285400A3 (en) * 1987-03-31 1990-12-12 Spectra-Physics, Inc. Laser power monitor
US4816665A (en) * 1987-08-06 1989-03-28 Maxtor Corporation Sensor array for focus detection
US4964735A (en) * 1989-04-07 1990-10-23 Coherent, Inc. Apparatus for indicating the power and position of a laser beam
JPH03120877A (ja) * 1989-10-04 1991-05-23 Sumitomo Electric Ind Ltd 受光素子
US4982078A (en) * 1989-12-19 1991-01-01 Spectra-Physics, Inc. Beam position sensor with time shared normalizing circuit
US5146258A (en) * 1990-12-24 1992-09-08 Eastman Kodak Company Multiple photodiode array for light metering
US5592285A (en) * 1995-12-12 1997-01-07 Pund; Marvin L. Optical source position and direction sensor

Also Published As

Publication number Publication date
ITMI970505A1 (it) 1998-09-07
JPH10281863A (ja) 1998-10-23
EP0863390A1 (en) 1998-09-09
US6025587A (en) 2000-02-15

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Legal Events

Date Code Title Description
0001 Granted