DE19931989A1 - Verfahren und Vorrichtung zur Formung des Intensitätsprofils eines Laserstrahls - Google Patents
Verfahren und Vorrichtung zur Formung des Intensitätsprofils eines LaserstrahlsInfo
- Publication number
- DE19931989A1 DE19931989A1 DE19931989A DE19931989A DE19931989A1 DE 19931989 A1 DE19931989 A1 DE 19931989A1 DE 19931989 A DE19931989 A DE 19931989A DE 19931989 A DE19931989 A DE 19931989A DE 19931989 A1 DE19931989 A1 DE 19931989A1
- Authority
- DE
- Germany
- Prior art keywords
- oaslm
- intensity
- laser beam
- profile
- intensity profile
- 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.)
- Withdrawn
Links
- 238000000034 method Methods 0.000 title claims abstract description 13
- 238000007493 shaping process Methods 0.000 title claims abstract description 12
- 230000005577 local transmission Effects 0.000 claims abstract description 9
- 230000003287 optical effect Effects 0.000 claims description 25
- 238000003384 imaging method Methods 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 claims description 6
- 239000004973 liquid crystal related substance Substances 0.000 claims description 6
- 230000008859 change Effects 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 238000005286 illumination Methods 0.000 abstract description 6
- 238000009826 distribution Methods 0.000 abstract description 3
- 238000012545 processing Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 238000005305 interferometry Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 241001270131 Agaricus moelleri Species 0.000 description 1
- 241000834287 Cookeolus japonicus Species 0.000 description 1
- 239000004988 Nematic liquid crystal Substances 0.000 description 1
- 239000004990 Smectic liquid crystal Substances 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/135—Liquid crystal cells structurally associated with a photoconducting or a ferro-electric layer, the properties of which can be optically or electrically varied
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/13306—Circuit arrangements or driving methods for the control of single liquid crystal cells
- G02F1/13318—Circuits comprising a photodetector
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F2203/00—Function characteristic
- G02F2203/12—Function characteristic spatial light modulator
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F2203/00—Function characteristic
- G02F2203/18—Function characteristic adaptive optics, e.g. wavefront correction
-
- 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
- H01S3/005—Optical devices external to the laser cavity, specially adapted for lasers, e.g. for homogenisation of the beam or for manipulating laser pulses, e.g. pulse shaping
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Laser Beam Processing (AREA)
- Liquid Crystal (AREA)
- Lasers (AREA)
- Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19931989A DE19931989A1 (de) | 1999-07-09 | 1999-07-09 | Verfahren und Vorrichtung zur Formung des Intensitätsprofils eines Laserstrahls |
| AT00942048T ATE238571T1 (de) | 1999-07-09 | 2000-06-10 | Verfahren und vorrichtung zur formung des intensitätsprofils eines laserstrahls |
| DE50001853T DE50001853D1 (de) | 1999-07-09 | 2000-06-10 | Verfahren und vorrichtung zur formung des intensitätsprofils eines laserstrahls |
| JP2001510036A JP4546684B2 (ja) | 1999-07-09 | 2000-06-10 | レーザビームの強度プロファイルを形成する方法および装置 |
| US09/786,837 US6952296B1 (en) | 1999-07-09 | 2000-06-10 | Method and device for forming the intensity profile of a laser beam |
| PCT/EP2000/005367 WO2001004685A1 (de) | 1999-07-09 | 2000-06-10 | Verfahren und vorrichtung zur formung des intensitätsprofils eines laserstrahls |
| EP00942048A EP1116064B1 (de) | 1999-07-09 | 2000-06-10 | Verfahren und vorrichtung zur formung des intensitätsprofils eines laserstrahls |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19931989A DE19931989A1 (de) | 1999-07-09 | 1999-07-09 | Verfahren und Vorrichtung zur Formung des Intensitätsprofils eines Laserstrahls |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE19931989A1 true DE19931989A1 (de) | 2001-01-11 |
Family
ID=7914178
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19931989A Withdrawn DE19931989A1 (de) | 1999-07-09 | 1999-07-09 | Verfahren und Vorrichtung zur Formung des Intensitätsprofils eines Laserstrahls |
| DE50001853T Expired - Lifetime DE50001853D1 (de) | 1999-07-09 | 2000-06-10 | Verfahren und vorrichtung zur formung des intensitätsprofils eines laserstrahls |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE50001853T Expired - Lifetime DE50001853D1 (de) | 1999-07-09 | 2000-06-10 | Verfahren und vorrichtung zur formung des intensitätsprofils eines laserstrahls |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US6952296B1 (enExample) |
| EP (1) | EP1116064B1 (enExample) |
| JP (1) | JP4546684B2 (enExample) |
| AT (1) | ATE238571T1 (enExample) |
| DE (2) | DE19931989A1 (enExample) |
| WO (1) | WO2001004685A1 (enExample) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102017203669B3 (de) | 2017-03-07 | 2018-06-28 | Robert Bosch Gmbh | Verfahren und Vorrichtung zur Formung kohärenter Strahlung |
| DE102004042670B4 (de) | 2003-09-02 | 2018-07-12 | CiS Forschungsinstitut für Mikrosensorik GmbH | Mikrooptisches Strahler- und Empfängersystem |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10231969B4 (de) * | 2002-07-15 | 2004-09-30 | Siemens Ag | Optisches Element zur Formung eines Lichtstrahls und Verfahren zum Bearbeiten von Objekten mittels Laserstrahlen |
| JP2004294756A (ja) * | 2003-03-27 | 2004-10-21 | Tdk Corp | 空間光変調器及びホログラム記録再生装置 |
| US7253933B1 (en) | 2005-02-10 | 2007-08-07 | Hrl Laboratories, Llc | Apparatus and method for the temporal profiling of short laser pulses with thick Bragg gratings |
| US7088483B1 (en) | 2005-02-10 | 2006-08-08 | Hrl Laboratories, Llc | Holographic spatial laser beam shaper and method |
| US10012544B2 (en) | 2016-11-29 | 2018-07-03 | Cymer, Llc | Homogenization of light beam for spectral feature metrology |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5073010A (en) * | 1990-05-11 | 1991-12-17 | University Of Colorado Foundation, Inc. | Optically addressable spatial light modulator having a distorted helix ferroelectric liquid crystal member |
| EP0803760A2 (de) * | 1996-04-24 | 1997-10-29 | Deutsche Telekom AG | Vorrichtung zur lokalen Abschwächung der Lichtintensität |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4632518A (en) * | 1984-07-31 | 1986-12-30 | Hughes Aircraft Company | Phase insensitive optical logic gate device |
| US4926177A (en) * | 1987-05-21 | 1990-05-15 | Canon Kabushiki Kaisha | Optical analog-digital converter provided with a nonlinear optical element and an optical feedback system for the output lights of said element |
| US4953937A (en) * | 1988-05-17 | 1990-09-04 | Olympus Optical Co., Ltd. | Illumination optical system |
| JP2738724B2 (ja) * | 1988-11-25 | 1998-04-08 | 松下電器産業株式会社 | 空間光変調素子及び神経ネットワーク回路 |
| DE69026861T2 (de) | 1989-03-23 | 1996-11-14 | Victor Company Of Japan | Element zur Lichtumwandlung und eine Abbildungsvorrichtung |
| US5835469A (en) * | 1990-05-25 | 1998-11-10 | Hitachi, Ltd. | High-density information recording/reproducing method |
| US5528702A (en) * | 1991-05-31 | 1996-06-18 | Seiko Instruments Inc. | Optical pattern recognition apparatus with coordinate conversion function |
| US5610733A (en) * | 1994-02-28 | 1997-03-11 | Digital Optics Corporation | Beam-homogenizer |
| US5986807A (en) | 1997-01-13 | 1999-11-16 | Xerox Corporation | Single binary optical element beam homogenizer |
-
1999
- 1999-07-09 DE DE19931989A patent/DE19931989A1/de not_active Withdrawn
-
2000
- 2000-06-10 AT AT00942048T patent/ATE238571T1/de not_active IP Right Cessation
- 2000-06-10 DE DE50001853T patent/DE50001853D1/de not_active Expired - Lifetime
- 2000-06-10 WO PCT/EP2000/005367 patent/WO2001004685A1/de not_active Ceased
- 2000-06-10 JP JP2001510036A patent/JP4546684B2/ja not_active Expired - Fee Related
- 2000-06-10 EP EP00942048A patent/EP1116064B1/de not_active Expired - Lifetime
- 2000-06-10 US US09/786,837 patent/US6952296B1/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5073010A (en) * | 1990-05-11 | 1991-12-17 | University Of Colorado Foundation, Inc. | Optically addressable spatial light modulator having a distorted helix ferroelectric liquid crystal member |
| EP0803760A2 (de) * | 1996-04-24 | 1997-10-29 | Deutsche Telekom AG | Vorrichtung zur lokalen Abschwächung der Lichtintensität |
Non-Patent Citations (4)
| Title |
|---|
| BRUNNER, W., et.al.: Lasertechnik, Dr.Alfred Hüthig Verlag, Heidelberg, 4.Aufl., 1989, S.324 * |
| GUR,Ido, MENDLOVIC,David: Diffraction limited domain flat-top generator. In: Optics Communications 145,1998, S.237-248 * |
| KILLINGER,M., et.al.: Bestability and nonlinearityin optically addressed ferroelectric liquid- crystal spatial light modulators: applications to neurocomputing. In: Applied Optics, Vol.31, No.20, 10. July 1992, S.3930-3936 * |
| KOHLER,A., et.al.: Joint transform correlator using nonlinear ferroelectric liquid crystal spatial light modulator. In: SPIE, Vol.1564, Optical Information Processing Systems and Architectures III, 1991, S.236-243 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102004042670B4 (de) | 2003-09-02 | 2018-07-12 | CiS Forschungsinstitut für Mikrosensorik GmbH | Mikrooptisches Strahler- und Empfängersystem |
| DE102017203669B3 (de) | 2017-03-07 | 2018-06-28 | Robert Bosch Gmbh | Verfahren und Vorrichtung zur Formung kohärenter Strahlung |
| WO2018162357A1 (de) | 2017-03-07 | 2018-09-13 | Robert Bosch Gmbh | Verfahren und vorrichtung zur formung kohärenter strahlung |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2003504688A (ja) | 2003-02-04 |
| DE50001853D1 (de) | 2003-05-28 |
| US6952296B1 (en) | 2005-10-04 |
| JP4546684B2 (ja) | 2010-09-15 |
| EP1116064B1 (de) | 2003-04-23 |
| EP1116064A1 (de) | 2001-07-18 |
| ATE238571T1 (de) | 2003-05-15 |
| WO2001004685A1 (de) | 2001-01-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OM8 | Search report available as to paragraph 43 lit. 1 sentence 1 patent law | ||
| 8141 | Disposal/no request for examination |