JP4176014B2 - レーザー活性固体の光ポンピング装置 - Google Patents
レーザー活性固体の光ポンピング装置 Download PDFInfo
- Publication number
- JP4176014B2 JP4176014B2 JP2003517997A JP2003517997A JP4176014B2 JP 4176014 B2 JP4176014 B2 JP 4176014B2 JP 2003517997 A JP2003517997 A JP 2003517997A JP 2003517997 A JP2003517997 A JP 2003517997A JP 4176014 B2 JP4176014 B2 JP 4176014B2
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- Japan
- Prior art keywords
- solid
- pumping light
- pumping
- reflector
- light
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- 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
- H01S3/09—Processes or apparatus for excitation, e.g. pumping
- H01S3/091—Processes or apparatus for excitation, e.g. pumping using optical pumping
- H01S3/094—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light
- H01S3/094084—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light with pump light recycling, i.e. with reinjection of the unused pump light, e.g. by reflectors or circulators
-
- 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
- H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
- H01S3/06—Construction or shape of active medium
- H01S3/0602—Crystal lasers or glass lasers
- H01S3/061—Crystal lasers or glass lasers with elliptical or circular cross-section and elongated shape, e.g. rod
-
- 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
- H01S3/09—Processes or apparatus for excitation, e.g. pumping
- H01S3/091—Processes or apparatus for excitation, e.g. pumping using optical pumping
- H01S3/094—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light
- H01S3/0941—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light of a laser diode
- H01S3/09415—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light of a laser diode the pumping beam being parallel to the lasing mode of the pumped medium, e.g. end-pumping
-
- 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
- H01S3/02—Constructional details
- H01S3/025—Constructional details of solid state lasers, e.g. housings or mountings
-
- 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
- H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
- H01S3/06—Construction or shape of active medium
- H01S3/0602—Crystal lasers or glass lasers
- H01S3/0612—Non-homogeneous structure
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Optics & Photonics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Lasers (AREA)
Description
Claims (10)
- ポンピング光(3)を端面で固体(2)へ入力結合させ、反射により分散させるスタブ状またはスラブ状のレーザー活性固体(2)の光ポンピング装置(1)において、
固体(2)はリフレクタ(5)によって包囲されており、
固体(2)と当該リフレクタ(5)との間にリング状空隙(6)が設けられており、
固体(2)の套面(7)は、当該套面(7)を通過するポンピング光(8)を拡散させるように構成されており、リフレクタ(5)は入射するポンピング光(10)を拡散反射するように構成されている、
ことを特徴とするレーザー活性固体の光ポンピング装置。 - ポンピング光(3)を端面で固体(2)へ入力結合させ、反射により分散させるスタブ状またはスラブ状のレーザー活性固体(2)の光ポンピング装置(20)において、
固体(2)はリフレクタ(21)によって包囲されており、
固体(2)と当該リフレクタ(21)との間にリング状空隙(6)が設けられており、
固体(2)の套面(7)は、当該套面(7)を通過するポンピング光(8)を拡散させるように構成されており、リフレクタ(21)は入射するポンピング光(10)を拡散せずに反射するように構成されている、
ことを特徴とするレーザー活性固体の光ポンピング装置。 - 前記套面(7)は前記通過するポンピング光(8)を拡散させる表面特性を有する、請求項1または2記載の装置。
- ポンピング光(3)を端面で固体(2)へ入力結合させ、反射により分散させるスタブ状またはスラブ状のレーザー活性固体(2)の光ポンピング装置(30)において、
固体(2)はリフレクタ(5)によって包囲されており、
固体(2)と当該リフレクタ(5)との間にリング状空隙(6)が設けられており、
固体(2)の套面(7)は、通過するポンピング光(32)を拡散させないように構成されており、リフレクタ(5)は、前記套面(7)を通過し、入射するポンピング光(32)を拡散反射するように構成されている、
ことを特徴とするレーザー活性固体の光ポンピング装置。 - 前記固体(2)の套面(7)の外側に固体(2)よりも屈折率の高い媒体が設けられている、請求項4記載の装置。
- 前記媒体は套面(7)の外側に層(31)として設けられている、請求項5記載の装置。
- リング状空隙(6)には冷却媒体、例えば水が貫流している、請求項1から6までのいずれか1項記載の装置。
- 端面で入力結合したポンピング光(8)のうち少なくとも3%が固体(2)内で拡散される、請求項1から7までのいずれか1項記載の装置。
- 端面で入力結合したポンピング光(8)のうち少なくとも20%が固体(2)内で拡散される、請求項8記載の装置。
- 端面で入力結合したポンピング光(8)のうち少なくとも40%が固体(2)内で拡散される、請求項9記載の装置。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10137069A DE10137069A1 (de) | 2001-07-28 | 2001-07-28 | Vorrichtung zum optischen Pumpen eines laseraktiven Festkörpers |
PCT/EP2002/008409 WO2003012935A2 (de) | 2001-07-28 | 2002-07-27 | Vorrichtung zum optischen pumpen eines laseraktiven festkörpers |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2004537862A JP2004537862A (ja) | 2004-12-16 |
JP2004537862A5 JP2004537862A5 (ja) | 2005-09-22 |
JP4176014B2 true JP4176014B2 (ja) | 2008-11-05 |
Family
ID=7693579
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003517997A Expired - Fee Related JP4176014B2 (ja) | 2001-07-28 | 2002-07-27 | レーザー活性固体の光ポンピング装置 |
Country Status (6)
Country | Link |
---|---|
US (1) | US7428257B2 (ja) |
EP (1) | EP1413017B1 (ja) |
JP (1) | JP4176014B2 (ja) |
AT (1) | ATE337635T1 (ja) |
DE (2) | DE10137069A1 (ja) |
WO (1) | WO2003012935A2 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2861223A1 (fr) * | 2003-10-21 | 2005-04-22 | Commissariat Energie Atomique | Dispositif de pompage optique par diodes laser et procede de pompage optique associe. |
US20110134946A1 (en) * | 2005-03-01 | 2011-06-09 | Elbit Systems Electro-Optics Elop Ltd. | Lengthening the path of a laser beam in a monolothic solid state laser apparatus |
US20110134945A1 (en) * | 2005-03-01 | 2011-06-09 | Elbit Systems Electro-Optics Elop Ltd. | Lengthening the path of a pump beam in a monolothic solid state laser apparatus |
US7822091B2 (en) * | 2008-07-14 | 2010-10-26 | Lockheed Martin Corporation | Inverted composite slab sandwich laser gain medium |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH597701A5 (ja) * | 1976-06-21 | 1978-04-14 | Inst Angewandte Physik | |
DE2844129A1 (de) * | 1978-10-10 | 1980-04-24 | Siemens Ag | Longitudinal gepumpter yag zu nd hoch 3+ -faserlaser |
JPH0722210B2 (ja) | 1985-05-29 | 1995-03-08 | 寛人 黒田 | スラブ形固体レ−ザ発振装置 |
US4829529A (en) * | 1987-06-15 | 1989-05-09 | Spectra-Physics, Inc. | Laser diode pumped fiber lasers with pump cavity |
GB8829875D0 (en) * | 1988-12-22 | 1989-02-15 | Lumonics Ltd | Optically pumped lasers |
WO1993023899A1 (en) * | 1992-01-05 | 1993-11-25 | Amoco Corporation | Uniform end pumping for laser amplifiers and sources |
JPH0685356A (ja) * | 1992-08-17 | 1994-03-25 | Ishikawajima Harima Heavy Ind Co Ltd | レーザー発振装置 |
JP3083688B2 (ja) * | 1992-09-16 | 2000-09-04 | 三菱電機株式会社 | 固体レーザ装置 |
US5418809A (en) * | 1994-05-31 | 1995-05-23 | General Electric Company | Modular slab assembly for a face-pumped laser |
USH1673H (en) * | 1995-12-29 | 1997-08-05 | Hanson; Frank E. | Cooling device for solid state laser |
DE29621859U1 (de) * | 1996-12-17 | 1997-04-24 | Fuhrberg, Teichmann, Windolph LISA laser products oHG, 37191 Katlenburg-Lindau | Diodengepumpter Laser |
DE19723267A1 (de) * | 1997-06-03 | 1998-12-10 | Heidelberger Druckmasch Ag | Verfahren und Anordnung zur Reduzierung des Pumplichts am Austritt eines Fiberlasers |
US6014391A (en) * | 1997-12-19 | 2000-01-11 | Raytheon Company | Thermally improved slab laser pump cavity apparatus with integral concentrator and method of making same |
US6094297A (en) * | 1998-07-07 | 2000-07-25 | Trw Inc. | End pumped zig-zag slab laser gain medium |
JP3340683B2 (ja) | 1998-11-20 | 2002-11-05 | 三菱電機株式会社 | 固体レーザ励起モジュール |
US6904069B2 (en) * | 2000-12-29 | 2005-06-07 | The Regents Of The University Of California | Parasitic oscillation suppression in solid state lasers using optical coatings |
-
2001
- 2001-07-28 DE DE10137069A patent/DE10137069A1/de not_active Withdrawn
-
2002
- 2002-07-27 EP EP02791479A patent/EP1413017B1/de not_active Expired - Lifetime
- 2002-07-27 DE DE50207948T patent/DE50207948D1/de not_active Expired - Lifetime
- 2002-07-27 JP JP2003517997A patent/JP4176014B2/ja not_active Expired - Fee Related
- 2002-07-27 AT AT02791479T patent/ATE337635T1/de not_active IP Right Cessation
- 2002-07-27 WO PCT/EP2002/008409 patent/WO2003012935A2/de active IP Right Grant
-
2004
- 2004-01-28 US US10/765,051 patent/US7428257B2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP1413017B1 (de) | 2006-08-23 |
DE50207948D1 (de) | 2006-10-05 |
WO2003012935A2 (de) | 2003-02-13 |
WO2003012935A3 (de) | 2003-09-25 |
US7428257B2 (en) | 2008-09-23 |
DE10137069A1 (de) | 2003-02-20 |
EP1413017A2 (de) | 2004-04-28 |
ATE337635T1 (de) | 2006-09-15 |
US20050031006A1 (en) | 2005-02-10 |
JP2004537862A (ja) | 2004-12-16 |
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