JP5001854B2 - レンズ、レーザ装置およびレーザ装置の製造方法 - Google Patents
レンズ、レーザ装置およびレーザ装置の製造方法 Download PDFInfo
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- JP5001854B2 JP5001854B2 JP2007547161A JP2007547161A JP5001854B2 JP 5001854 B2 JP5001854 B2 JP 5001854B2 JP 2007547161 A JP2007547161 A JP 2007547161A JP 2007547161 A JP2007547161 A JP 2007547161A JP 5001854 B2 JP5001854 B2 JP 5001854B2
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B3/00—Simple or compound lenses
- G02B3/02—Simple or compound lenses with non-spherical faces
- G02B3/04—Simple or compound lenses with non-spherical faces with continuous faces that are rotationally symmetrical but deviate from a true sphere, e.g. so called "aspheric" lenses
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4204—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms
- G02B6/4206—Optical features
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
- G02B7/028—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with means for compensating for changes in temperature or for controlling the temperature; thermal stabilisation
-
- 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
- H01S5/02—Structural details or components not essential to laser action
- H01S5/022—Mountings; Housings
- H01S5/023—Mount members, e.g. sub-mount members
- H01S5/0232—Lead-frames
-
- 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
- H01S5/02—Structural details or components not essential to laser action
- H01S5/022—Mountings; Housings
- H01S5/0225—Out-coupling of light
- H01S5/02253—Out-coupling of light using lenses
-
- 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
- H01S5/02—Structural details or components not essential to laser action
- H01S5/022—Mountings; Housings
- H01S5/0233—Mounting configuration of laser chips
- H01S5/0234—Up-side down mountings, e.g. Flip-chip, epi-side down mountings or junction down 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
- H01S5/00—Semiconductor lasers
- H01S5/02—Structural details or components not essential to laser action
- H01S5/022—Mountings; Housings
- H01S5/0235—Method for mounting laser chips
- H01S5/02355—Fixing laser chips on mounts
- H01S5/0237—Fixing laser chips on mounts by soldering
-
- 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
- H01S5/02—Structural details or components not essential to laser action
- H01S5/024—Arrangements for thermal management
- H01S5/02469—Passive cooling, e.g. where heat is removed by the housing as a whole or by a heat pipe without any active cooling element like a TEC
-
- 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
- H01S5/02—Structural details or components not essential to laser action
- H01S5/024—Arrangements for thermal management
- H01S5/02476—Heat spreaders, i.e. improving heat flow between laser chip and heat dissipating elements
- H01S5/02492—CuW heat spreaders
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Electromagnetism (AREA)
- Semiconductor Lasers (AREA)
- Lenses (AREA)
- Surface Treatment Of Optical Elements (AREA)
- Eyeglasses (AREA)
Description
図2は、本発明によるレーザ装置の第1の実施例の概略的な断面図を示し、
図3は、本発明によるレーザ装置の別の実施例の概略的な断面図を示す。
Claims (17)
- レーザ装置において、
電磁放射(19)の形成に適した半導体チップ(1)を有し、
レンズ(20)を有し、該レンズ(20)は、平凸状の非球面レンズ(20)であり、少なくとも3.0の屈折率を有する材料を含有し、前記レンズ(20)の凸状に湾曲した領域(21)の高さ(h)は、最大で、前記レンズ(20)の厚さ(l)の1/5であり、
前記レンズ(20)は相互に対向している2つの平坦な面(24a,24b)を有し、該2つの平坦な面(24a,24b)は前記レンズ(20)の光軸(25)に並行に延在し、且つ、前記レンズ(20)の平坦な放射入射面(23)に垂直であり、
該2つの平坦な面(24a,24b)の長さは前記光軸(25)の方向において少なくとも350μmであり、
前記凸状に湾曲した領域(21)の高さ(h)は35〜60μmであり、
前記レンズ(20)は、前記半導体チップ(1)の電磁放射(19)の出射側に配置されており、
前記レンズ(20)の平坦な放射入射面(23)は、前記半導体チップ(1)に対向して配置されており、
前記半導体チップ(1)の放射出力結合面(1a)は、前記レンズ(20)の前記放射入射面(23)から距離(d)を置いて配置されており、
前記半導体チップ(1)の前記放射出力結合面(1a)と前記レンズ(20)の前記放射入射面(23)との間の前記距離(d)は最大で80μmであり、
前記半導体チップ(1)および前記レンズ(20)は共通の支台(8)上に取り付けられており、
前記支台(8)と前記2つの平坦な面の内の1つ(24b)との間に配置されている接着剤を用いて、前記レンズ(20)は前記支台(8)に固定されていることを特徴とする、レーザ装置。 - 前記凸状に湾曲した領域(21)の高さ(h)は、最大で、前記レンズ(20)の厚さ(l)の1/8である、請求項1記載のレーザ装置。
- 前記レンズ(20)の厚さ(l)は300〜500μmである、請求項1または2記載のレーザ装置。
- 前記レンズ(20)の前記材料は半導体材料を包含する、請求項1から3までのいずれか1項記載のレーザ装置。
- 前記材料はGaPを包含する、請求項4記載のレーザ装置。
- 前記レンズ(20)の前記凸状に湾曲した領域(21)の曲率半径(R)の値は少なくとも400μmである、請求項1から5までのいずれか1項記載のレーザ装置。
- 前記レンズ(20)の開口数は0.7を上回る、請求項1から6までのいずれか1項記載のレーザ装置。
- 少なくとも、前記レンズ(20)の前記放射入射面(23)および放射出射面(22)は反射防止層を有する、請求項1から7までのいずれか1項記載のレーザ装置。
- 前記反射防止層は材料、SiNO,TaO,AlOの内の少なくとも1つを含有する、請求項8記載のレーザ装置。
- 前記半導体チップ(1)はレーザダイオードチップ、レーザダイオードバーのうちのいずれかである、請求項1から9までのいずれか1項記載のレーザ装置。
- 前記半導体チップ(1)は、800〜950nmの波長領域にある電磁放射(19)の形成に適している、請求項1から10までのいずれか1項記載のレーザ装置。
- 前記半導体チップ(1)は硬質はんだ接合(5,7)により前記支台(8)に固定されている、請求項1から11までのいずれか1項記載のレーザ装置。
- 前記支台(8)は導体フレームである、請求項1から12までのいずれか1項記載のレーザ装置。
- 請求項1から13までのいずれか1項記載のレーザ装置の製造方法において、
吸引ピンセットを使用して前記レンズ(20)を前記半導体チップ(1)のビーム路内に配置することを特徴とする、レーザ装置の製造方法。 - 前記レンズの厚さ(l)は最大で500μmである、請求項14記載の方法。
- 前記吸引ピンセットを前記レンズ(20)の平坦な面(24a)に接触させ、前記レンズ(20)を前記平坦な面(24a)とは反対側の平坦な面(24b)を用いて支持体に載置する、請求項14記載の方法。
- 前記レンズ(20)は対向する2つの平坦な面(24a,24b)を有し、該平坦な面(24a,24b)は前記レンズ(20)の光軸(25)の方向において少なくとも350μmの長さを有する、請求項14記載の方法。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102004061576.4 | 2004-12-21 | ||
DE102004061576 | 2004-12-21 | ||
DE102005006052A DE102005006052A1 (de) | 2004-12-21 | 2005-02-10 | Linse, Laseranordnung und Verfahren zur Herstellung einer Laseranordnung |
DE102005006052.8 | 2005-02-10 | ||
PCT/DE2005/002235 WO2006066543A1 (de) | 2004-12-21 | 2005-12-12 | Linse, laseranordnung und verfahren zur herstellung einer laseranordnung |
Publications (2)
Publication Number | Publication Date |
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JP2008524661A JP2008524661A (ja) | 2008-07-10 |
JP5001854B2 true JP5001854B2 (ja) | 2012-08-15 |
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Application Number | Title | Priority Date | Filing Date |
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JP2007547161A Expired - Fee Related JP5001854B2 (ja) | 2004-12-21 | 2005-12-12 | レンズ、レーザ装置およびレーザ装置の製造方法 |
Country Status (6)
Country | Link |
---|---|
US (1) | US8072692B2 (ja) |
EP (1) | EP1828828B1 (ja) |
JP (1) | JP5001854B2 (ja) |
DE (2) | DE102005006052A1 (ja) |
TW (1) | TWI295383B (ja) |
WO (1) | WO2006066543A1 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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JP5247892B2 (ja) * | 2011-03-07 | 2013-07-24 | パイオニア株式会社 | 発光状況測定装置 |
DE102013205594A1 (de) * | 2013-03-28 | 2014-10-02 | Osram Opto Semiconductors Gmbh | Laserbauelement und Verfahren zu seiner Herstellung |
US11431146B2 (en) * | 2015-03-27 | 2022-08-30 | Jabil Inc. | Chip on submount module |
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DE2712521A1 (de) * | 1977-03-22 | 1978-09-28 | Wacker Chemitronic | Verfahren zum aufkitten von scheiben |
US4185891A (en) * | 1977-11-30 | 1980-01-29 | Grumman Aerospace Corporation | Laser diode collimation optics |
US5026145A (en) * | 1987-09-24 | 1991-06-25 | Asahi Kogaku Kogyo Kabushiki Kaisha | Exposure apparatus |
US4830454A (en) * | 1987-11-06 | 1989-05-16 | Siemens Aktiengesellschaft | Spherical planoconvex lens for optically coupling a semiconductor laser to an optical waveguide |
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JP2701445B2 (ja) | 1989-04-10 | 1998-01-21 | 株式会社ニコン | ズーム光学系 |
US5422475A (en) * | 1989-08-11 | 1995-06-06 | Santa Barabara Research Center | Method and apparatus for concentrating optical flux in a focal plane array |
EP0706070A3 (de) * | 1994-10-04 | 1997-04-02 | Siemens Ag | Verfahren zum Trockenätzen eines Halbleitersubstrats |
DE19527026C2 (de) | 1995-07-24 | 1997-12-18 | Siemens Ag | Optoelektronischer Wandler und Herstellverfahren |
US5757830A (en) | 1996-02-07 | 1998-05-26 | Massachusetts Institute Of Technology | Compact micro-optical edge-emitting semiconductor laser assembly |
US5963577A (en) | 1997-04-11 | 1999-10-05 | Blue Sky Research | Multiple element laser diode assembly incorporating a cylindrical microlens |
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EP1018053B1 (de) * | 1997-09-22 | 2003-11-05 | Infineon Technologies AG | Optisches system zum einkoppeln von laserstrahlung in einen lichtwellenleiter und verfahren zu dessen herstellung |
US6043940A (en) * | 1997-11-14 | 2000-03-28 | Kyocera Corporation | Optical system for optical recording |
JP2000131501A (ja) | 1998-10-23 | 2000-05-12 | Sony Corp | 光学レンズ、集光レンズ、光学ピックアップ装置および光記録再生装置 |
JP2000147392A (ja) | 1998-11-18 | 2000-05-26 | Nippon Sheet Glass Co Ltd | 内視鏡用対物レンズ |
JP2001305308A (ja) | 2000-04-21 | 2001-10-31 | Minolta Co Ltd | 微小光学素子及びその保持方法 |
JP2002196233A (ja) | 2000-12-26 | 2002-07-12 | Nikon Corp | 赤外光学系及びこれを備えた赤外光学装置 |
DE10135872A1 (de) * | 2001-07-24 | 2003-02-27 | Osram Opto Semiconductors Gmbh | Verfahren zur Herstellung einer Linse |
DE10142010A1 (de) | 2001-08-28 | 2003-04-03 | Osram Opto Semiconductors Gmbh | Verfahren zum Herstellen einer Linse aus GaP-basiertem Halbleitermaterial |
JP3737769B2 (ja) | 2002-03-28 | 2006-01-25 | 株式会社東芝 | 半導体レーザ装置 |
JP4214726B2 (ja) | 2002-06-26 | 2009-01-28 | 株式会社ニコン | 結像光学系 |
US6646782B1 (en) * | 2002-11-21 | 2003-11-11 | The United States Of America As Represented By The Secretary Of The Navy | Solid-state surface plasmon light valve and tunable filter |
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JP2008089926A (ja) * | 2006-09-29 | 2008-04-17 | Oki Electric Ind Co Ltd | 微小光学素子、その製造方法及びフォトマスク |
-
2005
- 2005-02-10 DE DE102005006052A patent/DE102005006052A1/de not_active Ceased
- 2005-12-12 WO PCT/DE2005/002235 patent/WO2006066543A1/de active Application Filing
- 2005-12-12 US US11/793,259 patent/US8072692B2/en not_active Expired - Fee Related
- 2005-12-12 DE DE502005011057T patent/DE502005011057D1/de active Active
- 2005-12-12 EP EP05849666A patent/EP1828828B1/de not_active Expired - Fee Related
- 2005-12-12 JP JP2007547161A patent/JP5001854B2/ja not_active Expired - Fee Related
- 2005-12-19 TW TW094145070A patent/TWI295383B/zh not_active IP Right Cessation
Also Published As
Publication number | Publication date |
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TWI295383B (en) | 2008-04-01 |
JP2008524661A (ja) | 2008-07-10 |
EP1828828B1 (de) | 2011-03-02 |
US8072692B2 (en) | 2011-12-06 |
WO2006066543A1 (de) | 2006-06-29 |
TW200628847A (en) | 2006-08-16 |
DE502005011057D1 (de) | 2011-04-14 |
US20110102914A1 (en) | 2011-05-05 |
DE102005006052A1 (de) | 2006-07-06 |
EP1828828A1 (de) | 2007-09-05 |
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