JP2006133020A - レーザ光線射出装置 - Google Patents
レーザ光線射出装置 Download PDFInfo
- Publication number
- JP2006133020A JP2006133020A JP2004320692A JP2004320692A JP2006133020A JP 2006133020 A JP2006133020 A JP 2006133020A JP 2004320692 A JP2004320692 A JP 2004320692A JP 2004320692 A JP2004320692 A JP 2004320692A JP 2006133020 A JP2006133020 A JP 2006133020A
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- Japan
- Prior art keywords
- laser beam
- wavelength selection
- wavelength
- selection film
- film
- 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.)
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- 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
- G02B27/0972—Prisms
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C15/00—Surveying instruments or accessories not provided for in groups G01C1/00 - G01C13/00
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/48—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S17/00
- G01S7/481—Constructional features, e.g. arrangements of optical elements
- G01S7/4811—Constructional features, e.g. arrangements of optical elements common to transmitter and receiver
-
- 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
- G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
- G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
- G02B26/10—Scanning systems
- G02B26/108—Scanning systems having one or more prisms as scanning elements
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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
- 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
- H01S5/0071—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 for beam steering, e.g. using a mirror outside the cavity to change the beam direction
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Polarising Elements (AREA)
Abstract
偏光板を個別に設けることなく、戻り光を遮断できる様にし、レーザ光線射出装置の構成を簡略化する。
【解決手段】
レーザ光源1から発せられたレーザ光線5を波長選択膜11を通して射出するレーザ光線射出装置に於いて、前記波長選択膜より射出側の光軸6上に複屈折光学部材8を配設し、前記波長選択膜を前記レーザ光線の入射角が45°〜80°となる様に傾斜させた。
【選択図】 図1
Description
2 集光レンズ
3 アナモルフィックプリズム
4a,4b 楔状プリズム
5 レーザ光線
6 射出光軸
8 1/4λ板
9 光学部品
11 波長選択膜
13 領域
15 レーザ光線射出装置
16 傾斜補正系
17 照射光学系
18 回転照射部
19 受光系
Claims (6)
- レーザ光源から発せられたレーザ光線を波長選択膜を通して射出するレーザ光線射出装置に於いて、前記波長選択膜より射出側の光軸上に複屈折光学部材を配設し、前記波長選択膜を前記レーザ光線の入射角が45°〜80°となる様に傾斜させたことを特徴とするレーザ光線射出装置。
- 前記レーザ光線射出装置がアナモルフィックプリズムを具備し、前記波長選択膜は前記アナモルフィックプリズムを構成する楔状プリズムの一面に形成された請求項1のレーザ光線射出装置。
- 前記アナモルフィックプリズムの入射レーザ光線に対して45°〜80°となる入射面に前記波長選択膜が形成される請求項2のレーザ光線射出装置。
- 前記波長選択膜は、レーザ光線の入射角が60°〜70°の範囲で傾斜される請求項1及び請求項3のレーザ光線射出装置。
- 前記波長選択膜は、レーザ光線の波長と入射角に応じて決定される請求項1及び請求項3のレーザ光線射出装置。
- 前記波長選択膜は、ロングパスフィルタ又はショートパスフィルタである請求項1及び請求項2のレーザ光線射出装置。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004320692A JP4614737B2 (ja) | 2004-11-04 | 2004-11-04 | レーザ光線射出装置 |
US11/244,848 US20060093013A1 (en) | 2004-11-04 | 2005-10-06 | Laser beam projecting device |
CN2005101201579A CN1769840B (zh) | 2004-11-04 | 2005-11-04 | 激光光线出射装置 |
US12/157,773 US7554650B2 (en) | 2004-11-04 | 2008-06-13 | Laser beam projecting device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004320692A JP4614737B2 (ja) | 2004-11-04 | 2004-11-04 | レーザ光線射出装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006133020A true JP2006133020A (ja) | 2006-05-25 |
JP4614737B2 JP4614737B2 (ja) | 2011-01-19 |
Family
ID=36261823
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004320692A Expired - Lifetime JP4614737B2 (ja) | 2004-11-04 | 2004-11-04 | レーザ光線射出装置 |
Country Status (3)
Country | Link |
---|---|
US (2) | US20060093013A1 (ja) |
JP (1) | JP4614737B2 (ja) |
CN (1) | CN1769840B (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN118549940A (zh) * | 2024-06-12 | 2024-08-27 | 山东省核工业二四八地质大队 | 一种地质调查仪器 |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7646546B1 (en) * | 2005-06-10 | 2010-01-12 | Cvi Laser, Llc | Anamorphic optical system providing a highly polarized laser output |
CN101644883A (zh) * | 2008-08-08 | 2010-02-10 | 鸿富锦精密工业(深圳)有限公司 | 车用投影系统 |
EP2789973B1 (de) * | 2013-04-12 | 2017-11-22 | Hexagon Technology Center GmbH | Rotationslaser mit durch Aktuatoren gezielt verformbarer Linse |
KR20160000988A (ko) * | 2014-06-25 | 2016-01-06 | 한국전자통신연구원 | 영상 획득 장치 및 영상 획득 방법 |
US10481101B2 (en) * | 2017-01-23 | 2019-11-19 | Applied Materials Israel Ltd. | Asymmetrical magnification inspection system and illumination module |
CN108309559A (zh) * | 2018-02-05 | 2018-07-24 | 苏州宣嘉光电科技有限公司 | 诱导视网膜产生和释放多巴胺并激活多巴胺受体d1的方法及眼科治疗仪器 |
CN109974677A (zh) * | 2019-04-19 | 2019-07-05 | 常州华达科捷光电仪器有限公司 | 一种光路结构和使用该光路结构的激光投线仪 |
WO2022100278A1 (zh) * | 2020-11-11 | 2022-05-19 | 青岛海信宽带多媒体技术有限公司 | 一种光模块 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6379003A (ja) * | 1986-09-22 | 1988-04-09 | Mitsutoyo Corp | 形状測定用光プロ−ブ |
JPH0886651A (ja) * | 1994-09-19 | 1996-04-02 | Asahi Optical Co Ltd | レーザ測量装置 |
JP2001317938A (ja) * | 2000-05-01 | 2001-11-16 | Asahi Optical Co Ltd | 光波距離計を有する測量機 |
JP2004053525A (ja) * | 2002-07-23 | 2004-02-19 | Ricoh Opt Ind Co Ltd | 集光レーザ光束測定方法および装置 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5157459A (en) * | 1989-08-29 | 1992-10-20 | Asahi Kogaku Kogyo Kabushiki Kaisha | Wave front aberration measuring apparatus |
JP3168770B2 (ja) * | 1993-06-03 | 2001-05-21 | 松下電器産業株式会社 | 偏光装置および該偏光装置を用いた投写型表示装置 |
US5825555A (en) * | 1994-09-19 | 1998-10-20 | Asahi Kogaku Kogyo Kabushiki Kaisha | Beam projecting apparatus |
US6728488B1 (en) * | 2001-01-26 | 2004-04-27 | Avanex Corporation | Optical systems employing anamorphic beams and diffraction gratings |
US6704339B2 (en) * | 2001-01-29 | 2004-03-09 | Cymer, Inc. | Lithography laser with beam delivery and beam pointing control |
US6609795B2 (en) * | 2001-06-11 | 2003-08-26 | 3M Innovative Properties Company | Polarizing beam splitter |
JP4574439B2 (ja) * | 2004-08-09 | 2010-11-04 | キヤノン株式会社 | 偏光分離素子及びそれを有する投影装置 |
-
2004
- 2004-11-04 JP JP2004320692A patent/JP4614737B2/ja not_active Expired - Lifetime
-
2005
- 2005-10-06 US US11/244,848 patent/US20060093013A1/en not_active Abandoned
- 2005-11-04 CN CN2005101201579A patent/CN1769840B/zh not_active Expired - Fee Related
-
2008
- 2008-06-13 US US12/157,773 patent/US7554650B2/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6379003A (ja) * | 1986-09-22 | 1988-04-09 | Mitsutoyo Corp | 形状測定用光プロ−ブ |
JPH0886651A (ja) * | 1994-09-19 | 1996-04-02 | Asahi Optical Co Ltd | レーザ測量装置 |
JP2001317938A (ja) * | 2000-05-01 | 2001-11-16 | Asahi Optical Co Ltd | 光波距離計を有する測量機 |
JP2004053525A (ja) * | 2002-07-23 | 2004-02-19 | Ricoh Opt Ind Co Ltd | 集光レーザ光束測定方法および装置 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN118549940A (zh) * | 2024-06-12 | 2024-08-27 | 山东省核工业二四八地质大队 | 一种地质调查仪器 |
Also Published As
Publication number | Publication date |
---|---|
CN1769840A (zh) | 2006-05-10 |
US7554650B2 (en) | 2009-06-30 |
US20060093013A1 (en) | 2006-05-04 |
JP4614737B2 (ja) | 2011-01-19 |
US20080252875A1 (en) | 2008-10-16 |
CN1769840B (zh) | 2010-06-09 |
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