JP4961588B2 - レーザービームガイド用折返し装置 - Google Patents
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- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
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- H01S3/094—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light
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- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
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Description
他の装置と相対的に固定される必要のある一つの装置の設計は、常に機械的衝撃が個別の装置の調節に損失を与えるというリスクを負う。
N. H. Schiller, X. M. Zhao, X. C. Liang, L. M. Wang, and R. R. Alfano, Appi. Opt., 28, 946 (1989) J. B. Deaton, Jr., A. D. W. McKie, J. B. Spicer, and J. W. Wagner, Appi. Phys. Lett., 56, 2390 (1990) J. B. Deaton, Jr., and J. W. Wagner, Appi. Opt., 33, 1051 (1994) D. Herriott, H. Kogelnik, and R. Kompfner, Appi. Opt., 3, 523 (1964) これら4文献すベて参考のためにこの明細書に含まれるものとみなす。
Claims (22)
- レーザービームのビーム経路を折り返すための少なくとも2枚の反射面(6、6’、6’’、6’’’)が設けられた折返し装置であって、
a)前記反射面がそれぞれ一定の開口角で相対して設けられ、
b)前記レーザービームが前記反射面(6、6’、6’’、6’’’)の一つあたり少なくとも二回反射される角度で設けられ、
c)前記ビーム経路が、前記折返し装置へ入射するビーム経路と、前記折返し装置から出射するビーム経路と、で構成され、そして、
d)前記相対する2枚の反射面が、レーザーシステムへの導入前に、0度より大きな開口角で互いに対して調整されており、当該2枚の反射面の位置によって、前記折り返し装置へ入射するビーム経路において、表面からの法線とビームとの角度は、ビームの角度が前記法線と完全に一致することなく、ほとんど同じになるまで、ビームの入射側からビームの伝播方向において徐々に小さくなり、
入射ビーム部分と出射ビーム部分とは分けられており、それぞれ異なるビーム経路を辿る、
ことを特徴とする折返し装置。 - 前記反射面間の少なくとも1面が、前記折返し装置の少なくとも一つの構成部品の外側の面又は内側の面又は境界面として形成されていることを特徴とする請求項1に記載の折返し装置。
- 前記折返し装置が、単体部品として設計されていることを特徴とする請求項1又は2記載の折返し装置。
- 前記折返し装置が、モノリシック体(8、8’、8’’、8’’’)として設計されていることを特徴とする請求項3に記載の折返し装置。
- 前記折返し装置が、少なくとも一つのブリュースター窓(9,9’)を有していることを特徴とする請求項1から4のいずれか1項に記載の折返し装置。
- 前記折返し装置が、少なくとも2枚の隣接する前記ブリュースター窓を有していることを特徴とする請求項5に記載の折返し装置。
- 前記折返し装置がレーザー媒質を有するか、前記レーザー媒質により構成されることを特徴とする請求項1から6のいずれか1項に記載の折返し装置。
- 前記反射面(6、6’、6’’、6’’’)の第一面(6、6’、6’’、6’’’)が、第二面とビーム入出射側において長さが異なることを特徴とする請求項1から7のいずれか1項に記載の折返し装置。
- 前記第一面(6’’’)は前記面(6)の平坦な部分に対しビームの入出射側に設けられた角度を有する少なくとも一つの断面で構成されていることを特徴とする請求項1から8のいずれか1項に記載の折返し装置。
- 前記ビーム経路の調整誤差を修正するための調整部材が設けられていることを特徴とする請求項1から9のいずれか1項に記載の折返し装置。
- 前記調整部材が、レーザービームを元の方向へ、又は僅かにずれた位置へ戻し反射する角度に設計されていることを特徴とする請求項10に記載の折返し装置。
- 前記調整部材が、曲面ミラー(10)によって構成されていることを特徴とする請求項11に記載の折返し装置。
- 前記調整部材が、前記レーザービームが平行となって共振器ミラー(12)にガイドされる角度に設計されていることを特徴とする請求項10に記載の折返し装置。
- 前記調整部材が、屈折部材(11)によって構成されていることを特徴とする請求項13に記載の折返し装置。
- 前記2つの反射面のうちの少なくとも1つの反射面は、非線形の光学効果を形成する構造体として設計されていることを特徴とする請求項1から14までのいずれか1項に記載の折返し装置。
- 請求項1から15のいずれか1項に記載の折返し装置をレーザーパルスの伸長又は圧縮のために用いることを特徴とするレーザー発振装置の配置。
- 請求項1から15のいずれか1項に記載の折返し装置が、少なくとも二つ設けられていることを特徴とする請求項16に記載のレーザー発振装置の配置。
- 前記少なくとも二つ設けられた折り返し装置が、直列に配置されていることを特徴とする請求項17に記載のレーザー発振装置の配置。
- 前記折返し装置ヘレーザービームを導入又は導出するための少なくとも一つのミラー(7)が設けられたことを特徴とする請求項17または18に記載のレーザー発振装置の配置。
- 前記少なくとも1つのミラー(7)が、調整可能に設けられていることを特徴とする請求項19に記載のレーザー発振装置の配置。
- 前記折返し装置が、前記レーザー共振器の一端に設けられたことを特徴とする請求項17から20のいずれか1項記載のレーザー発振装置の配置。
- 前記レーザー発振装置の配置が、再生増幅器として設計されていることを特徴とする請求項17から21のいずれか1項記載のレーザー発振装置の配置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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US44291703P | 2003-01-28 | 2003-01-28 | |
US60/442,917 | 2003-01-28 | ||
PCT/EP2004/000730 WO2004068656A2 (de) | 2003-01-28 | 2004-01-28 | Faltvorrichtung zur strahlführung in einem laser |
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JP2006516817A JP2006516817A (ja) | 2006-07-06 |
JP2006516817A5 JP2006516817A5 (ja) | 2011-12-08 |
JP4961588B2 true JP4961588B2 (ja) | 2012-06-27 |
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US (1) | US8861563B2 (ja) |
EP (1) | EP1588461B8 (ja) |
JP (1) | JP4961588B2 (ja) |
DE (1) | DE502004003396D1 (ja) |
WO (1) | WO2004068656A2 (ja) |
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Publication number | Priority date | Publication date | Assignee | Title |
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US7321605B2 (en) * | 2004-05-24 | 2008-01-22 | Asml Holding, N.V. | Helical optical pulse stretcher |
AT414285B (de) * | 2004-09-28 | 2006-11-15 | Femtolasers Produktions Gmbh | Mehrfachreflexions-verzögerungsstrecke für einen laserstrahl sowie resonator bzw. kurzpuls-laservorrichtung mit einer solchen verzögerungsstrecke |
US7590160B2 (en) * | 2004-11-26 | 2009-09-15 | Manni Jeffrey G | High-gain diode-pumped laser amplifier |
JP4452803B2 (ja) * | 2004-12-17 | 2010-04-21 | 独立行政法人産業技術総合研究所 | 非平行平面鏡対を用いた超短パルスレーザー発振器 |
US8599898B2 (en) | 2004-12-22 | 2013-12-03 | Universal Laser Systems, Inc. | Slab laser with composite resonator and method of producing high-energy laser radiation |
JP5177969B2 (ja) * | 2006-07-12 | 2013-04-10 | 浜松ホトニクス株式会社 | 光増幅装置 |
FR2911013A1 (fr) * | 2006-12-12 | 2008-07-04 | Saint Louis Inst | Lame mince pour source laser a haute energie |
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-
2004
- 2004-01-28 WO PCT/EP2004/000730 patent/WO2004068656A2/de active IP Right Grant
- 2004-01-28 EP EP04705766A patent/EP1588461B8/de not_active Expired - Lifetime
- 2004-01-28 DE DE502004003396T patent/DE502004003396D1/de not_active Expired - Lifetime
- 2004-01-28 US US10/543,490 patent/US8861563B2/en active Active
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WO2004068656A3 (de) | 2004-12-23 |
WO2004068656B1 (de) | 2005-02-17 |
EP1588461A2 (de) | 2005-10-26 |
JP2006516817A (ja) | 2006-07-06 |
DE502004003396D1 (de) | 2007-05-16 |
WO2004068656A2 (de) | 2004-08-12 |
EP1588461B1 (de) | 2007-04-04 |
US8861563B2 (en) | 2014-10-14 |
US20060193362A1 (en) | 2006-08-31 |
EP1588461B8 (de) | 2007-12-12 |
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