DE3884686D1 - Optisches Halbleiterlaser-System. - Google Patents
Optisches Halbleiterlaser-System.Info
- Publication number
- DE3884686D1 DE3884686D1 DE88110894T DE3884686T DE3884686D1 DE 3884686 D1 DE3884686 D1 DE 3884686D1 DE 88110894 T DE88110894 T DE 88110894T DE 3884686 T DE3884686 T DE 3884686T DE 3884686 D1 DE3884686 D1 DE 3884686D1
- Authority
- DE
- Germany
- Prior art keywords
- semiconductor laser
- optical semiconductor
- laser system
- optical
- semiconductor
- 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.)
- Expired - Lifetime
Links
Classifications
-
- 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
- G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B19/00—Condensers, e.g. light collectors or similar non-imaging optics
- G02B19/0004—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed
- G02B19/0009—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed having refractive surfaces only
- G02B19/0014—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed having refractive surfaces only at least one surface having optical power
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B19/00—Condensers, e.g. light collectors or similar non-imaging optics
- G02B19/0033—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use
- G02B19/0047—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use for use with a light source
- G02B19/0052—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use for use with a light source the light source comprising a laser diode
-
- 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
- G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
- G02B27/0938—Using specific optical elements
- G02B27/095—Refractive optical elements
- G02B27/0955—Lenses
- G02B27/0966—Cylindrical lenses
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
- G11B7/125—Optical beam sources therefor, e.g. laser control circuitry specially adapted for optical storage devices; Modulators, e.g. means for controlling the size or intensity of optical spots or optical traces
-
- 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
-
- 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
- H01S5/005—Optical components external to the laser cavity, specially adapted therefor, e.g. for homogenisation or merging of the beams or for manipulating laser pulses, e.g. pulse shaping
-
- 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
- H01S5/062—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium by varying the potential of the electrodes
- H01S5/06233—Controlling other output parameters than intensity or frequency
- H01S5/06243—Controlling other output parameters than intensity or frequency controlling the position or direction of the emitted beam
-
- 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
- H01S5/20—Structure or shape of the semiconductor body to guide the optical wave ; Confining structures perpendicular to the optical axis, e.g. index or gain guiding, stripe geometry, broad area lasers, gain tailoring, transverse or lateral reflectors, special cladding structures, MQW barrier reflection layers
- H01S5/2036—Broad area lasers
-
- 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
- H01S5/40—Arrangement of two or more semiconductor lasers, not provided for in groups H01S5/02 - H01S5/30
- H01S5/4025—Array arrangements, e.g. constituted by discrete laser diodes or laser bar
-
- 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
- H01S5/40—Arrangement of two or more semiconductor lasers, not provided for in groups H01S5/02 - H01S5/30
- H01S5/4025—Array arrangements, e.g. constituted by discrete laser diodes or laser bar
- H01S5/4081—Near-or far field control
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Semiconductor Lasers (AREA)
- Optical Head (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP62170560A JPH0734069B2 (ja) | 1987-07-08 | 1987-07-08 | 位相同期半導体レ−ザ光学系 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3884686D1 true DE3884686D1 (de) | 1993-11-11 |
DE3884686T2 DE3884686T2 (de) | 1994-02-03 |
Family
ID=15907113
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE88110894T Expired - Lifetime DE3884686T2 (de) | 1987-07-08 | 1988-07-07 | Optisches Halbleiterlaser-System. |
Country Status (4)
Country | Link |
---|---|
US (1) | US4993812A (de) |
EP (1) | EP0298490B1 (de) |
JP (1) | JPH0734069B2 (de) |
DE (1) | DE3884686T2 (de) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6195483B1 (en) * | 1996-09-30 | 2001-02-27 | The United States Of America As Represented By The Secretary Of The Navy | Fiber Bragg gratings in chalcogenide or chalcohalide based infrared optical fibers |
FR2784469B1 (fr) * | 1998-10-09 | 2002-08-30 | Thomson Csf | Dispositif pour augmenter la luminance de diodes laser |
DE10113019A1 (de) * | 2001-03-17 | 2002-09-19 | Lissotschenko Vitalij | Strahlformungsvorrichtung, Anordnung zur Einkopplung eines Lichtstrahls in eine Lichtleitfaser sowie Strahldreheinheit für eine derartige Strahlformungsvorrichtung oder eine derartige Anordnung |
US6967986B2 (en) * | 2002-10-16 | 2005-11-22 | Eastman Kodak Company | Light modulation apparatus using a VCSEL array with an electromechanical grating device |
US8273066B2 (en) | 2003-07-18 | 2012-09-25 | Kimberly-Clark Worldwide, Inc. | Absorbent article with high quality ink jet image produced at line speed |
US8830587B2 (en) | 2011-05-31 | 2014-09-09 | Corning Incorporated | Method and apparatus for combining light sources in a pump laser array |
US8861082B2 (en) | 2012-02-21 | 2014-10-14 | Corning Incorporated | Method and apparatus for combining laser array light sources |
US8599485B1 (en) | 2012-05-25 | 2013-12-03 | Corning Incorporated | Single-emitter etendue aspect ratio scaler |
CN112197940B (zh) * | 2020-09-15 | 2022-09-02 | 中国科学院上海光学精密机械研究所 | 一种单光路精确测量近远场基准与准直装置 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4170401A (en) * | 1977-08-15 | 1979-10-09 | The Perkin-Elmer Corporation | Passive error compensating device for optical alignment |
FR2465241A1 (fr) * | 1979-09-10 | 1981-03-20 | Thomson Csf | Dispositif illuminateur destine a fournir un faisceau d'eclairement a distribution d'intensite ajustable et systeme de transfert de motifs comprenant un tel dispositif |
CA1208466A (en) * | 1982-07-28 | 1986-07-29 | Donald R. Scifres | Beam collimation and focusing of multi-emitter or broad emitter lasers |
FR2572196B1 (fr) * | 1984-10-19 | 1987-02-20 | Centre Nat Rech Scient | Procede et dispositif de modulation de phase optique controlable stable |
US4757268A (en) * | 1985-05-22 | 1988-07-12 | Hughes Aircraft Company | Energy scalable laser amplifier |
GB2182168B (en) * | 1985-10-25 | 1989-10-25 | Hitachi Ltd | Phased-array semiconductor laser apparatus |
EP0312652B1 (de) * | 1987-10-19 | 1993-09-01 | Hitachi, Ltd. | Optischer Aufbau mit einer phasenstarr gekoppelten Laserdiodenzeile |
-
1987
- 1987-07-08 JP JP62170560A patent/JPH0734069B2/ja not_active Expired - Fee Related
-
1988
- 1988-07-07 US US07/216,919 patent/US4993812A/en not_active Expired - Lifetime
- 1988-07-07 EP EP88110894A patent/EP0298490B1/de not_active Expired - Lifetime
- 1988-07-07 DE DE88110894T patent/DE3884686T2/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE3884686T2 (de) | 1994-02-03 |
US4993812A (en) | 1991-02-19 |
EP0298490B1 (de) | 1993-10-06 |
JPH0734069B2 (ja) | 1995-04-12 |
EP0298490A2 (de) | 1989-01-11 |
EP0298490A3 (de) | 1991-11-21 |
JPS6413518A (en) | 1989-01-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: FUJIFILM CORP., TOKIO/TOKYO, JP |