JPS6254592B2 - - Google Patents

Info

Publication number
JPS6254592B2
JPS6254592B2 JP57138209A JP13820982A JPS6254592B2 JP S6254592 B2 JPS6254592 B2 JP S6254592B2 JP 57138209 A JP57138209 A JP 57138209A JP 13820982 A JP13820982 A JP 13820982A JP S6254592 B2 JPS6254592 B2 JP S6254592B2
Authority
JP
Japan
Prior art keywords
optical path
laser beam
total reflection
reflection mirror
protection cover
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
Application number
JP57138209A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5927793A (ja
Inventor
Shigenori Fujiwara
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.)
Toshiba Corp
Original Assignee
Tokyo Shibaura Electric Co 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 Tokyo Shibaura Electric Co Ltd filed Critical Tokyo Shibaura Electric Co Ltd
Priority to JP57138209A priority Critical patent/JPS5927793A/ja
Publication of JPS5927793A publication Critical patent/JPS5927793A/ja
Publication of JPS6254592B2 publication Critical patent/JPS6254592B2/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
    • B23K26/70—Auxiliary operations or equipment
    • B23K26/702—Auxiliary equipment

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • Lasers (AREA)
  • Laser Beam Processing (AREA)
JP57138209A 1982-08-09 1982-08-09 レ−ザ光光路保護カバ− Granted JPS5927793A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57138209A JPS5927793A (ja) 1982-08-09 1982-08-09 レ−ザ光光路保護カバ−

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57138209A JPS5927793A (ja) 1982-08-09 1982-08-09 レ−ザ光光路保護カバ−

Publications (2)

Publication Number Publication Date
JPS5927793A JPS5927793A (ja) 1984-02-14
JPS6254592B2 true JPS6254592B2 (cs) 1987-11-16

Family

ID=15216629

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57138209A Granted JPS5927793A (ja) 1982-08-09 1982-08-09 レ−ザ光光路保護カバ−

Country Status (1)

Country Link
JP (1) JPS5927793A (cs)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3623409A1 (de) * 1986-07-11 1988-01-21 Bias Forschung & Entwicklung Verfahren zur ueberwachung des bearbeitungsprozesses mit einer hochleistungsenergiequelle, insbesondere einem laser, und bearbeitungsoptik zur durchfuehrung desselben
JPH0515427Y2 (cs) * 1987-02-04 1993-04-22
JPH0747893Y2 (ja) * 1987-05-29 1995-11-01 澁谷工業株式会社 レ−ザ装置の同期装置
ATE332209T1 (de) * 2003-06-20 2006-07-15 Trumpf Laser Gmbh & Co Kg Verfahren und laserbearbeitungskopf mit einer einrichtung zur überwachung eines optischen elements eines bearbeitungskopfes einer maschine zur thermischen bearbeitung eines werkstücks
US7162140B2 (en) 2004-07-16 2007-01-09 Trumpf Laser Gmbh + Co. Kg Monitoring an optical element of a processing head of a machine for thermal processing of a workpiece
JP5785740B2 (ja) * 2011-03-01 2015-09-30 株式会社アマダホールディングス ファイバーレーザ加工機におけるレーザ出力および戻り光検出方法及びファイバーレーザ加工機の加工ヘッド

Also Published As

Publication number Publication date
JPS5927793A (ja) 1984-02-14

Similar Documents

Publication Publication Date Title
US5929445A (en) Passive infrared detector
US4423726A (en) Safety device for laser ray guide
US5677529A (en) Passive infrared sensor using a pair of sensors and reflectors for a 270 degree field of view
US5022725A (en) Optical sensor
JPS6254592B2 (cs)
JP2000146701A (ja) 温度感知装置
US20040076217A1 (en) Wave-collecting device of non-contact type thermometer
US5049741A (en) Electromagnetic wave shielding system for optical sensor having an aperture
WO2003021217A1 (en) Retro-reflector warm stop for uncooled thermal imaging cameras and method of using the same
JP2820573B2 (ja) 距離測定装置
JP3534281B2 (ja) 検知装置
JPS583183Y2 (ja) 検知器
JPS61186186A (ja) レ−ザ光集光装置
JPH0275916A (ja) 赤外線検出装置
JPS634652B2 (cs)
JPH0549171B2 (cs)
JPS63208747A (ja) 光学検査装置
GB2251938A (en) Passive infrared intruder detector
US20060289767A1 (en) Reflective mirror structure
JPH076549Y2 (ja) 赤外線センサ
JPS61186806A (ja) 透明体の欠点検出装置
JPH0743459B2 (ja) 反射光学系
JPH07301519A (ja) 距離測定装置
JPH076753U (ja) シート状物体の水分測定装置
JPH0525032Y2 (cs)