JPS6239365B2 - - Google Patents
Info
- Publication number
- JPS6239365B2 JPS6239365B2 JP12286679A JP12286679A JPS6239365B2 JP S6239365 B2 JPS6239365 B2 JP S6239365B2 JP 12286679 A JP12286679 A JP 12286679A JP 12286679 A JP12286679 A JP 12286679A JP S6239365 B2 JPS6239365 B2 JP S6239365B2
- Authority
- JP
- Japan
- Prior art keywords
- laser beam
- grating
- beam diameter
- scanning
- measured
- 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
Links
- 238000005259 measurement Methods 0.000 description 11
- 230000003287 optical effect Effects 0.000 description 9
- 238000010586 diagram Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 2
- 230000010365 information processing Effects 0.000 description 1
- 238000010147 laser engraving Methods 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12286679A JPS5646433A (en) | 1979-09-25 | 1979-09-25 | Measuring device of laser beam diameter |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12286679A JPS5646433A (en) | 1979-09-25 | 1979-09-25 | Measuring device of laser beam diameter |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5646433A JPS5646433A (en) | 1981-04-27 |
JPS6239365B2 true JPS6239365B2 (hu) | 1987-08-22 |
Family
ID=14846565
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP12286679A Granted JPS5646433A (en) | 1979-09-25 | 1979-09-25 | Measuring device of laser beam diameter |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5646433A (hu) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58142229A (ja) * | 1982-02-19 | 1983-08-24 | Hitachi Ltd | レ−ザビ−ムの測定方法 |
JPS6319134A (ja) * | 1986-07-11 | 1988-01-26 | 工業技術院長 | 神経あるいは被刺激性組織の刺激装置 |
GB8621418D0 (en) * | 1986-09-05 | 1986-10-15 | Sira Ltd | Inspection apparatus |
JPH0657261B2 (ja) * | 1988-05-16 | 1994-08-03 | 東京電気株式会社 | 低周波治療器 |
US5499094A (en) * | 1994-12-21 | 1996-03-12 | Eastman Kodak Company | Apparatus and method for measuring the length and width of a spot of light utilizing two different masks |
US5587786A (en) * | 1995-02-23 | 1996-12-24 | Universite Laval | Apparatus for measuring a beam width D.sub.σx along a transverse direction of a laser beam and method thereof |
US10667949B2 (en) | 2015-10-21 | 2020-06-02 | Amo Development, Llc | Laser beam calibration and beam quality measurement in laser surgery systems |
-
1979
- 1979-09-25 JP JP12286679A patent/JPS5646433A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS5646433A (en) | 1981-04-27 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US3922093A (en) | Device for measuring the roughness of a surface | |
US3885875A (en) | Noncontact surface profilometer | |
US4473750A (en) | Three-dimensional shape measuring device | |
JPS6127682B2 (hu) | ||
US3858983A (en) | Shaped product measurement | |
US4775236A (en) | Laser based roundness and diameter gaging system and method of using same | |
JPS63278020A (ja) | レーザビームスキャナ | |
JPS6239365B2 (hu) | ||
US4678337A (en) | Laser based gaging system and method of using same | |
CN112432766A (zh) | 一种激光扫描振镜性能检测方法 | |
JP3162364B2 (ja) | 光センサ装置 | |
Cohen et al. | Dynamic measurement of optical fiber diameter | |
CN112432765A (zh) | 一种激光扫描振镜性能检测装置 | |
CN206556597U (zh) | 对称光桥式自稳激光测径系统 | |
JP2001343281A (ja) | 光ビーム形状計測装置 | |
JP2940962B2 (ja) | ポリゴンスキャナのジッタ計測装置 | |
Hao et al. | Application of laser diode fiber alignment in measuring large-scale perpendicularity and parallelism | |
KR19990051522A (ko) | 원통렌즈와 레이저 스캐너를 이용한 3차원 측정장치 | |
JP3381888B2 (ja) | 光学素子等の特性測定方法及びその装置 | |
Islam et al. | A THz triangulation and imaging system and its applications | |
JPS58139032A (ja) | レ−ザ光のビ−ム径測定装置 | |
CN118418458A (zh) | 基于光斑焦点检测装置的3d打印系统及光斑焦点检测方法 | |
GB2276445A (en) | Detecting faults on a flat, reflective, moving surface | |
JPS5920650Y2 (ja) | レ−ザ・ビ−ムのビ−ム径の測定装置 | |
CA2013337C (en) | Optical radius gauge |