SE0202584D0 - A method and device for coherence reduction - Google Patents
A method and device for coherence reductionInfo
- Publication number
- SE0202584D0 SE0202584D0 SE0202584A SE0202584A SE0202584D0 SE 0202584 D0 SE0202584 D0 SE 0202584D0 SE 0202584 A SE0202584 A SE 0202584A SE 0202584 A SE0202584 A SE 0202584A SE 0202584 D0 SE0202584 D0 SE 0202584D0
- Authority
- SE
- Sweden
- Prior art keywords
- present
- laser
- discharge volume
- pulsed laser
- coherence reduction
- Prior art date
Links
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Optics & Photonics (AREA)
- Lasers (AREA)
Abstract
An aspect of the present invention includes a pulsed laser, comprising a pair of spaced apart mirrors forming a resonant cavity for reflecting a laser radiation, a discharge volume, a housing enclosing at least said discharge volume, wherein said pulsed laser further comprising a diffusing element to equalize a coherence length during a period of time said laser pulses. Other aspects of the present invention are reflected in the detailed description, figures and claims.
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE0202584A SE0202584D0 (en) | 2002-09-02 | 2002-09-02 | A method and device for coherence reduction |
AU2003256204A AU2003256204A1 (en) | 2002-09-02 | 2003-09-02 | A pulsed laser and a method, comprising a diffusing element to equalize the divergence of the laser radiation |
EP03791541A EP1543594A1 (en) | 2002-09-02 | 2003-09-02 | A pulsed laser and a method, comprising a diffusing element to equalize the divergence of the laser radiation |
JP2004532518A JP2005537658A (en) | 2002-09-02 | 2003-09-02 | Pulsed laser and method with a diffusing element for equalizing the divergence of laser radiation |
PCT/SE2003/001355 WO2004021529A1 (en) | 2002-09-02 | 2003-09-02 | A pulsed laser and a method, comprising a diffusing element to equalize the divergence of the laser radiation |
US11/061,931 US20050141583A1 (en) | 2002-09-02 | 2005-02-22 | Method and device for coherence reduction |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE0202584A SE0202584D0 (en) | 2002-09-02 | 2002-09-02 | A method and device for coherence reduction |
Publications (1)
Publication Number | Publication Date |
---|---|
SE0202584D0 true SE0202584D0 (en) | 2002-09-02 |
Family
ID=20288861
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE0202584A SE0202584D0 (en) | 2002-09-02 | 2002-09-02 | A method and device for coherence reduction |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP1543594A1 (en) |
JP (1) | JP2005537658A (en) |
AU (1) | AU2003256204A1 (en) |
SE (1) | SE0202584D0 (en) |
WO (1) | WO2004021529A1 (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102008035898A1 (en) | 2007-08-06 | 2009-02-12 | Carl Zeiss Meditec Ag | Apparatus and method for reducing speckling in the field of laser applications |
JP5267029B2 (en) | 2007-10-12 | 2013-08-21 | 株式会社ニコン | Illumination optical apparatus, exposure apparatus, and device manufacturing method |
CN101681123B (en) * | 2007-10-16 | 2013-06-12 | 株式会社尼康 | Illumination optical system, exposure apparatus, and device manufacturing method |
US8379187B2 (en) | 2007-10-24 | 2013-02-19 | Nikon Corporation | Optical unit, illumination optical apparatus, exposure apparatus, and device manufacturing method |
US9116346B2 (en) | 2007-11-06 | 2015-08-25 | Nikon Corporation | Illumination apparatus, illumination method, exposure apparatus, and device manufacturing method |
JP5257261B2 (en) | 2009-06-18 | 2013-08-07 | ソニー株式会社 | Optical information reproducing apparatus and optical information reproducing method |
WO2018138819A1 (en) | 2017-01-26 | 2018-08-02 | ギガフォトン株式会社 | Laser system |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4225781A1 (en) * | 1992-08-04 | 1994-02-10 | Lambda Physik Gmbh | Excimer laser with unstable optical resonator - has concave rear mirror and cylindrical output mirror contg. internal face of concave shape to produce divergence of laser beams in perpendicular directions which approach one another |
US5504350A (en) * | 1992-08-12 | 1996-04-02 | Spectra-Physics Scanning Systems, Inc. | Lens configuration |
JP3734560B2 (en) * | 1996-03-25 | 2006-01-11 | 浜松ホトニクス株式会社 | Ultra short pulse laser equipment |
-
2002
- 2002-09-02 SE SE0202584A patent/SE0202584D0/en unknown
-
2003
- 2003-09-02 WO PCT/SE2003/001355 patent/WO2004021529A1/en active Application Filing
- 2003-09-02 EP EP03791541A patent/EP1543594A1/en not_active Withdrawn
- 2003-09-02 AU AU2003256204A patent/AU2003256204A1/en not_active Abandoned
- 2003-09-02 JP JP2004532518A patent/JP2005537658A/en active Pending
Also Published As
Publication number | Publication date |
---|---|
EP1543594A1 (en) | 2005-06-22 |
AU2003256204A1 (en) | 2004-03-19 |
WO2004021529A1 (en) | 2004-03-11 |
JP2005537658A (en) | 2005-12-08 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2005101925A3 (en) | Apparatus, system, and method for optical pulse gain enhancement for high-finesse external cavity | |
DE60143710D1 (en) | SIDE PUMPED ACTIVE MIRROR SOLID STATE LASER | |
WO2006133387A3 (en) | Quasi-synchronously pumped lasers for self-starting pulse generation and widely tunable systems | |
DE50202232D1 (en) | PIEZOELECTRIC RESONATOR DEVICE WITH ACOUSTIC REFLECTOR | |
DK1030418T3 (en) | Optical reflector and laser source with an external cavity incorporating such a reflector | |
DE60214463D1 (en) | Electromechanical vibrating beam resonator | |
WO2006015193A3 (en) | Apparatus, system, and method for wavelength conversion of mode-locked extended cavity surface emitting semiconductor lasers | |
DE60328557D1 (en) | Vertical cavity optical device of predetermined wavelength and its manufacturing method | |
SE0202584D0 (en) | A method and device for coherence reduction | |
WO2002082594A3 (en) | Noncollinearly pumped solid state raman laser | |
DE69603905D1 (en) | Microlaser resonator and pulsed solid-state micro laser with passive Q-switch and with external trigger signal | |
FR2821495B1 (en) | FAST AND WIDE TUNABLE LASER | |
NO20004755L (en) | Integrating diode pump cavity for an Er: Yb: glass laser | |
WO2004021525A3 (en) | Semiconductor laser device | |
FR2837990B1 (en) | LASER CAVITY OF HIGH POWER CRETE AND ASSOCIATION OF SEVERAL OF THESE CAVITIES, IN PARTICULAR TO EXCITE A LIGHT GENERATOR IN THE EXTREME ULTRAVIOLET | |
DE602004025376D1 (en) | LASER OUTPUT LIGHT PULSE STRAIGHTENER | |
DE60139434D1 (en) | laser resonator | |
ATE508506T1 (en) | ULTRA SHORT LASER SOURCE WITH RARE EARTH IONS AND STABLE PULSE SEQUENCE AND DEVICE FOR EXTENSING A LASER RESONATOR | |
DE50301595D1 (en) | Baulasergerät | |
DE60309528D1 (en) | laser oscillator | |
DE50310871D1 (en) | SEMICONDUCTOR LASER DEVICE | |
ATE388511T1 (en) | DEVICE FOR GENERATING LASER LIGHT | |
ATE438216T1 (en) | MONOMODE TUNABLE LASER SOURCE | |
DE60110409D1 (en) | LASER WITH EXTERNAL RESONATOR | |
WO2002054547A3 (en) | Laser beam source |