JP5726999B2 - レーザビーム分析装置 - Google Patents
レーザビーム分析装置 Download PDFInfo
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- JP5726999B2 JP5726999B2 JP2013503987A JP2013503987A JP5726999B2 JP 5726999 B2 JP5726999 B2 JP 5726999B2 JP 2013503987 A JP2013503987 A JP 2013503987A JP 2013503987 A JP2013503987 A JP 2013503987A JP 5726999 B2 JP5726999 B2 JP 5726999B2
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- 239000011248 coating agent Substances 0.000 claims description 7
- 238000000576 coating method Methods 0.000 claims description 7
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- 230000002238 attenuated effect Effects 0.000 claims description 5
- 239000006117 anti-reflective coating Substances 0.000 claims description 2
- 230000003287 optical effect Effects 0.000 description 12
- 238000005259 measurement Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 239000003795 chemical substances by application Substances 0.000 description 4
- 239000000835 fiber Substances 0.000 description 3
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- 230000000295 complement effect Effects 0.000 description 2
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- 238000009826 distribution Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000010223 real-time analysis Methods 0.000 description 2
- 230000003667 anti-reflective effect Effects 0.000 description 1
- 201000009310 astigmatism Diseases 0.000 description 1
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- 238000002955 isolation Methods 0.000 description 1
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- 230000007935 neutral effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/10—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating
-
- 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
-
- 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 device
-
- 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
- G01J1/02—Details
- G01J1/04—Optical or mechanical part supplementary adjustable parts
-
- 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
- G01J1/02—Details
- G01J1/04—Optical or mechanical part supplementary adjustable parts
- G01J1/0407—Optical elements not provided otherwise, e.g. manifolds, windows, holograms, gratings
- G01J1/0418—Optical elements not provided otherwise, e.g. manifolds, windows, holograms, gratings using attenuators
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/10—Beam splitting or combining systems
- G02B27/106—Beam splitting or combining systems for splitting or combining a plurality of identical beams or images, e.g. image replication
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/10—Beam splitting or combining systems
- G02B27/108—Beam splitting or combining systems for sampling a portion of a beam or combining a small beam in a larger one, e.g. wherein the area ratio or power ratio of the divided beams significantly differs from unity, without spectral selectivity
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/10—Beam splitting or combining systems
- G02B27/14—Beam splitting or combining systems operating by reflection only
- G02B27/144—Beam splitting or combining systems operating by reflection only using partially transparent surfaces without spectral selectivity
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S5/00—Semiconductor lasers
- H01S5/06—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium
- H01S5/068—Stabilisation of laser output parameters
- H01S5/0683—Stabilisation of laser output parameters by monitoring the optical output parameters
Description
12 レーザビーム
14 減衰モジュール(ミラー対)
16 第1ミラー
18 第2ミラー
20 第1高反射ミラー板
22 ビームダンプ
24 第2高反射ミラー板
26 ビームダンプ
28 ダブプリズム
30 カメラ
32 集光レンズ
34 ビームダンプ
36 カメラ
38 ミラー
Claims (3)
- レーザビーム供給源から放射されたレーザビームの分析を可能にする装置であって、
前記装置は、前記レーザビームの供給源と対向する第1面に反射防止コーティングを有すると共に、前記供給源から離れる方向を向く第2面に前記レーザビームの1パーセント(1%)よりも少なく透過させる非吸収高反射コーティングを有する第1ミラーを含むファブリー・ペロー共振器を含み、
前記ファブリー・ペロー共振器は、前記供給源から離れる方向を向く第2面に反射防止コーティングを有すると共に、前記供給源と対向する第1面に、前記レーザビームの1パーセント(1%)よりも少なく透過させる非吸収高反射コーティングを有する第2ミラーを含み、
前記第1および第2ミラーは、前記レーザビームの進行経路において、互いに間隔をあけて平行に、且つ軸方向に整列されて載置され、前記第1および第2ミラーは、前記レーザビームに対して、0度より大きく且つ5度よりも小さい角度で傾斜させられ、
前記装置は更に、前記レーザビーム供給源および前記ファブリー・ペロー共振器の間に載置される集光レンズと、
前記集光レンズおよび前記ファブリー・ペロー共振器を透過する光のスポットを検出する第1ピクセル検出器とを含み、
前記集光レンズ、ファブリー・ペロー共振器、および第1ピクセル検出器は、前記レーザビームの進行経路において、互いに軸方向に整列されており、前記集光レンズは前記レーザビーム供給源の最も近くにあり、前記第1ピクセル検出器は前記レーザビーム供給源から最も離れており、前記ファブリー・ペロー共振器は、前記集光レンズおよび前記ピクセル検出器の間に載置されており、
前記レーザビームが前記第1ピクセル検出器によって分析されるように、前記レーザビームは実質的に減衰され、且つ透過光は、前記ファブリー・ペロー共振器の各往復で、空間的に水平方向にオフセットされると共に、時間遅延が生じさせられる
装置。 - 前記レーザビーム供給源からの光が未加工であると共に集束していないように、前記レーザビーム供給源および前記集光レンズの間に載置されるダブプリズムを更に含む請求項1の装置。
- 前記レーザビームの進行経路から外れたところに載置される第2ピクセル検出器を更に含み、
前記ダブプリズムは、前記レーザビームからの光の少なくともいくらかを前記第2ピクセル検出器へ反射させる第1反射面を有し、
前記第2ピクセル検出器は、未加工であり集束していないレーザビームを測定する
請求項2の装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/756,476 | 2010-04-08 | ||
US12/756,476 US8237922B2 (en) | 2010-04-08 | 2010-04-08 | Laser beam analysis apparatus |
PCT/US2011/031776 WO2011127400A2 (en) | 2010-04-08 | 2011-04-08 | Laser beam analysis apparatus |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2013527979A JP2013527979A (ja) | 2013-07-04 |
JP5726999B2 true JP5726999B2 (ja) | 2015-06-03 |
Family
ID=44760721
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2013503987A Active JP5726999B2 (ja) | 2010-04-08 | 2011-04-08 | レーザビーム分析装置 |
Country Status (7)
Country | Link |
---|---|
US (2) | US8237922B2 (ja) |
EP (1) | EP2561586B1 (ja) |
JP (1) | JP5726999B2 (ja) |
KR (1) | KR20130058685A (ja) |
CN (1) | CN103098319B (ja) |
IL (1) | IL222231A (ja) |
WO (1) | WO2011127400A2 (ja) |
Families Citing this family (25)
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US8619247B1 (en) * | 2010-04-08 | 2013-12-31 | Haas Laser Technologies, Inc. | Laser beam analysis apparatus |
US20120001061A1 (en) * | 2010-07-02 | 2012-01-05 | Hamilton Sundstrand Corporation | Ion implanted beam dump |
KR101298904B1 (ko) * | 2011-10-25 | 2013-08-20 | 한국전기연구원 | 단일 펄스를 이용한 레이저 m2 측정기 |
DE102012106779B4 (de) * | 2012-07-25 | 2014-04-03 | Highyag Lasertechnologie Gmbh | Optik für Strahlvermessung |
CN103674488B (zh) * | 2012-09-12 | 2016-02-10 | 中国科学院光电研究院 | 激光器发散角及光斑形状测量装置 |
US8711343B1 (en) * | 2012-10-22 | 2014-04-29 | Haas Laser Technologies, Inc. | Apparatus for focus beam analysis of high power lasers |
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DE102014201779B4 (de) | 2014-01-31 | 2016-12-15 | Carl Zeiss Smt Gmbh | Strahlpropagationskamera und Verfahren zur Lichtstrahlanalyse |
DE102014208792A1 (de) | 2014-05-09 | 2015-11-12 | Carl Zeiss Smt Gmbh | System und Verfahren zur Analyse eines von einer Strahlführungsoptik geführten Lichtstrahls |
CZ305256B6 (cs) * | 2014-06-03 | 2015-07-01 | Fyzikální ústav AV ČR, v.v.i. | Zařízení pro jednokrokové měření parametru kvality M² laserového svazku |
DE102015219330A1 (de) | 2015-10-07 | 2017-04-13 | Carl Zeiss Smt Gmbh | Verfahren und Vorrichtung zur Strahlanalyse |
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DE102016011568B4 (de) | 2016-09-26 | 2019-03-07 | Primes GmbH Meßtechnik für die Produktion mit Laserstrahlung | Vorrichtung und Verfahren zur Bestimmung von räumlichen Abmessungen eines Lichtstrahls |
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-
2010
- 2010-04-08 US US12/756,476 patent/US8237922B2/en active Active
-
2011
- 2011-04-08 JP JP2013503987A patent/JP5726999B2/ja active Active
- 2011-04-08 CN CN201180028392.7A patent/CN103098319B/zh active Active
- 2011-04-08 EP EP11766817.8A patent/EP2561586B1/en active Active
- 2011-04-08 KR KR1020127029255A patent/KR20130058685A/ko not_active Application Discontinuation
- 2011-04-08 WO PCT/US2011/031776 patent/WO2011127400A2/en active Application Filing
-
2012
- 2012-05-25 US US13/481,288 patent/US8427633B1/en active Active
- 2012-10-09 IL IL222231A patent/IL222231A/en active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
US8237922B2 (en) | 2012-08-07 |
WO2011127400A3 (en) | 2012-02-23 |
EP2561586A2 (en) | 2013-02-27 |
KR20130058685A (ko) | 2013-06-04 |
IL222231A0 (en) | 2012-12-31 |
EP2561586B1 (en) | 2020-02-26 |
WO2011127400A4 (en) | 2012-04-19 |
CN103098319B (zh) | 2016-02-03 |
US8427633B1 (en) | 2013-04-23 |
IL222231A (en) | 2016-06-30 |
JP2013527979A (ja) | 2013-07-04 |
US20110249256A1 (en) | 2011-10-13 |
WO2011127400A2 (en) | 2011-10-13 |
CN103098319A (zh) | 2013-05-08 |
EP2561586A4 (en) | 2017-12-06 |
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