JPS53143380A - Laser beam measuring system - Google Patents

Laser beam measuring system

Info

Publication number
JPS53143380A
JPS53143380A JP5764477A JP5764477A JPS53143380A JP S53143380 A JPS53143380 A JP S53143380A JP 5764477 A JP5764477 A JP 5764477A JP 5764477 A JP5764477 A JP 5764477A JP S53143380 A JPS53143380 A JP S53143380A
Authority
JP
Japan
Prior art keywords
laser beam
measuring system
beam measuring
absorbing
hghly
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.)
Pending
Application number
JP5764477A
Other languages
Japanese (ja)
Inventor
Yasuji Suzaki
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP5764477A priority Critical patent/JPS53143380A/en
Publication of JPS53143380A publication Critical patent/JPS53143380A/en
Pending legal-status Critical Current

Links

Classifications

    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Lasers (AREA)

Abstract

PURPOSE:To accomplish safe and hghly accurate measurement of the diameter of a beam of high output by absorbing with an absorbing partition the reflected light of a laser beam from a metal knife edge which is cooled with a circulating coolant.
JP5764477A 1977-05-20 1977-05-20 Laser beam measuring system Pending JPS53143380A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5764477A JPS53143380A (en) 1977-05-20 1977-05-20 Laser beam measuring system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5764477A JPS53143380A (en) 1977-05-20 1977-05-20 Laser beam measuring system

Publications (1)

Publication Number Publication Date
JPS53143380A true JPS53143380A (en) 1978-12-13

Family

ID=13061593

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5764477A Pending JPS53143380A (en) 1977-05-20 1977-05-20 Laser beam measuring system

Country Status (1)

Country Link
JP (1) JPS53143380A (en)

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