JP7379145B2 - 発光装置および光学装置 - Google Patents
発光装置および光学装置 Download PDFInfo
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- JP7379145B2 JP7379145B2 JP2019233853A JP2019233853A JP7379145B2 JP 7379145 B2 JP7379145 B2 JP 7379145B2 JP 2019233853 A JP2019233853 A JP 2019233853A JP 2019233853 A JP2019233853 A JP 2019233853A JP 7379145 B2 JP7379145 B2 JP 7379145B2
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- light emitting
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- emitting device
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- 230000003287 optical effect Effects 0.000 title claims description 32
- 239000000853 adhesive Substances 0.000 claims description 22
- 230000001070 adhesive effect Effects 0.000 claims description 22
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 239000004065 semiconductor Substances 0.000 description 18
- 229920001187 thermosetting polymer Polymers 0.000 description 8
- 230000008602 contraction Effects 0.000 description 4
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Classifications
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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
- G01S7/4812—Constructional features, e.g. arrangements of optical elements common to transmitter and receiver transmitted and received beams following a coaxial path
-
- 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
- G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
- G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
- G01S17/06—Systems determining position data of a target
- G01S17/08—Systems determining position data of a target for measuring distance only
-
- 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
- G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
- G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
- G01S17/06—Systems determining position data of a target
- G01S17/42—Simultaneous measurement of distance and other co-ordinates
-
- 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
- G01S7/4814—Constructional features, e.g. arrangements of optical elements of transmitters alone
-
- 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
- G01S7/4817—Constructional features, e.g. arrangements of optical elements relating to scanning
-
- 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
-
- 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
-
- 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
- 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
- G02B7/022—Mountings, adjusting means, or light-tight connections, for optical elements for lenses lens and mount having complementary engagement means, e.g. screw/thread
-
- 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
- G02B7/025—Mountings, adjusting means, or light-tight connections, for optical elements for lenses using glue
-
- 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
- G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
- G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
- G01S17/06—Systems determining position data of a target
- G01S17/08—Systems determining position data of a target for measuring distance only
- G01S17/10—Systems determining position data of a target for measuring distance only using transmission of interrupted, pulse-modulated waves
-
- 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
- G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
- G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
- G01S17/06—Systems determining position data of a target
- G01S17/08—Systems determining position data of a target for measuring distance only
- G01S17/32—Systems determining position data of a target for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated
- G01S17/36—Systems determining position data of a target for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated with phase comparison between the received signal and the contemporaneously transmitted signal
-
- 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
- G02B26/101—Scanning systems with both horizontal and vertical deflecting means, e.g. raster or XY scanners
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Optics & Photonics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Electromagnetism (AREA)
- Optical Radar Systems And Details Thereof (AREA)
- Semiconductor Lasers (AREA)
- Mounting And Adjusting Of Optical Elements (AREA)
- Lens Barrels (AREA)
Description
2 収束レンズ(光学素子)
10 LDホルダ(第1保持部材)
10b 凹部
11 レンズホルダ(第2保持部材)
13 調整環(ネジ部材)
15 熱硬化接着剤
50 発光装置
Claims (6)
- 光源を保持する第1保持部材と、
前記光源からの光を集光する光学素子を保持する保持部を有し、該保持部よりも前記光学素子の光軸から離れた外周側に前記光軸の方向に沿った軸を有する雌ネジ部が形成された第2保持部材と、
前記雌ネジ部と前記保持部との間に配置され、前記雌ネジ部に螺合する雄ネジ部が形成されたネジ部材とを有し、
前記第1保持部材は、前記ネジ部材の内周側に配置され、
前記ネジ部材および前記第1保持部材は、前記雄ネジ部と前記保持部との間の部分に、前記光軸に直交する面に沿い、かつ互いに接触する接触面をそれぞれ有し、
前記ネジ部材の前記接触面および前記第1保持部材の前記接触面のうち少なくとも一方には、凹部が形成され、
前記凹部内には、前記ネジ部材と前記第1保持部材とを接着する接着剤が配されていることを特徴とする発光装置。 - 前記ネジ部材の前記接触面および前記第1保持部材の前記接触面は、互いに接触する平面部をそれぞれ有することを特徴とする請求項1に記載の発光装置。
- 前記凹部は、前記光軸の周りにおける複数か所に形成されていることを特徴とする請求項1または2に記載の発光装置。
- 前記第2保持部材は、前記光軸の周りにおける複数か所に形成された凹部を有し、
該第2保持部材の前記凹部内には、前記第2保持部材と前記ネジ部材とを接着する接着剤が配されていることを特徴とする請求項1から3のいずれか一項に記載の発光装置。 - 請求項1から4のいずれか一項に記載の発光装置を有することを特徴とする光学装置。
- 前記発光装置から発せられて物体で反射した光を受光する受光素子を有し、
前記受光素子からの出力に基づいて前記物体までの距離を計測することを特徴とする請求項5に記載の光学装置。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019233853A JP7379145B2 (ja) | 2019-12-25 | 2019-12-25 | 発光装置および光学装置 |
PCT/JP2020/044321 WO2021131499A1 (ja) | 2019-12-25 | 2020-11-27 | 発光装置および光学装置 |
US17/578,763 US20220137213A1 (en) | 2019-12-25 | 2022-01-19 | Light emitting apparatus and optical apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019233853A JP7379145B2 (ja) | 2019-12-25 | 2019-12-25 | 発光装置および光学装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2021103213A JP2021103213A (ja) | 2021-07-15 |
JP7379145B2 true JP7379145B2 (ja) | 2023-11-14 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2019233853A Active JP7379145B2 (ja) | 2019-12-25 | 2019-12-25 | 発光装置および光学装置 |
Country Status (3)
Country | Link |
---|---|
US (1) | US20220137213A1 (ja) |
JP (1) | JP7379145B2 (ja) |
WO (1) | WO2021131499A1 (ja) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003219235A (ja) | 2002-01-28 | 2003-07-31 | Seiko Precision Inc | 固体撮像装置 |
JP2009181084A (ja) | 2008-02-01 | 2009-08-13 | Kantatsu Co Ltd | 撮像レンズユニット及びオートフォーカス機能を備えた撮像レンズユニット |
JP2019052981A (ja) | 2017-09-15 | 2019-04-04 | 株式会社東芝 | 距離計測装置 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10256674A (ja) * | 1997-03-06 | 1998-09-25 | Ricoh Co Ltd | レーザユニット |
JP6854242B2 (ja) * | 2015-10-20 | 2021-04-07 | ヌヴォトンテクノロジージャパン株式会社 | 光源装置及び投光装置 |
-
2019
- 2019-12-25 JP JP2019233853A patent/JP7379145B2/ja active Active
-
2020
- 2020-11-27 WO PCT/JP2020/044321 patent/WO2021131499A1/ja active Application Filing
-
2022
- 2022-01-19 US US17/578,763 patent/US20220137213A1/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003219235A (ja) | 2002-01-28 | 2003-07-31 | Seiko Precision Inc | 固体撮像装置 |
JP2009181084A (ja) | 2008-02-01 | 2009-08-13 | Kantatsu Co Ltd | 撮像レンズユニット及びオートフォーカス機能を備えた撮像レンズユニット |
JP2019052981A (ja) | 2017-09-15 | 2019-04-04 | 株式会社東芝 | 距離計測装置 |
Also Published As
Publication number | Publication date |
---|---|
US20220137213A1 (en) | 2022-05-05 |
JP2021103213A (ja) | 2021-07-15 |
WO2021131499A1 (ja) | 2021-07-01 |
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