JP2022516363A - 赤外線検出器の為の超広視野角アクセサリ - Google Patents
赤外線検出器の為の超広視野角アクセサリ Download PDFInfo
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- JP2022516363A JP2022516363A JP2021539460A JP2021539460A JP2022516363A JP 2022516363 A JP2022516363 A JP 2022516363A JP 2021539460 A JP2021539460 A JP 2021539460A JP 2021539460 A JP2021539460 A JP 2021539460A JP 2022516363 A JP2022516363 A JP 2022516363A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
- G01J5/0022—Radiation pyrometry, e.g. infrared or optical thermometry for sensing the radiation of moving bodies
- G01J5/0025—Living bodies
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
- G01J5/02—Constructional details
- G01J5/07—Arrangements for adjusting the solid angle of collected radiation, e.g. adjusting or orienting field of view, tracking position or encoding angular position
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
- G01J5/02—Constructional details
- G01J5/08—Optical arrangements
- G01J5/0806—Focusing or collimating elements, e.g. lenses or concave mirrors
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B17/00—Systems with reflecting surfaces, with or without refracting elements
- G02B17/02—Catoptric systems, e.g. image erecting and reversing system
- G02B17/06—Catoptric systems, e.g. image erecting and reversing system using mirrors only, i.e. having only one curved mirror
- G02B17/0605—Catoptric systems, e.g. image erecting and reversing system using mirrors only, i.e. having only one curved mirror using two curved mirrors
- G02B17/061—Catoptric systems, e.g. image erecting and reversing system using mirrors only, i.e. having only one curved mirror using two curved mirrors on-axis systems with at least one of the mirrors having a central aperture
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B17/00—Systems with reflecting surfaces, with or without refracting elements
- G02B17/08—Catadioptric systems
- G02B17/0804—Catadioptric systems using two curved mirrors
- G02B17/0808—Catadioptric systems using two curved mirrors on-axis systems with at least one of the mirrors having a central aperture
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/08—Mirrors
- G02B5/0816—Multilayer mirrors, i.e. having two or more reflecting layers
- G02B5/085—Multilayer mirrors, i.e. having two or more reflecting layers at least one of the reflecting layers comprising metal
- G02B5/0858—Multilayer mirrors, i.e. having two or more reflecting layers at least one of the reflecting layers comprising metal the reflecting layers comprising a single metallic layer with one or more dielectric layers
- G02B5/0866—Multilayer mirrors, i.e. having two or more reflecting layers at least one of the reflecting layers comprising metal the reflecting layers comprising a single metallic layer with one or more dielectric layers incorporating one or more organic, e.g. polymeric layers
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/18—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength
- G08B13/189—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems
- G08B13/19—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using infrared-radiation detection systems
- G08B13/193—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using infrared-radiation detection systems using focusing means
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/20—Cameras or camera modules comprising electronic image sensors; Control thereof for generating image signals from infrared radiation only
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/30—Transforming light or analogous information into electric information
- H04N5/33—Transforming infrared radiation
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- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
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- Signal Processing (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
- Lenses (AREA)
- Fire-Detection Mechanisms (AREA)
Abstract
Description
-潜在的に、幾つかの検出器のネットワークが用いられない限り、赤外信号の放射源の場所を特定することが不可能であるという事実。例えば、国際公開第2007/080241A1号パンフレット又は米国特許第8,514,280B2号明細書を参照、
-典型的には垂直に組み合わせられたやはり複数の検出器が用いられない限り、放射源の形状を特定して、確実な手法で、例えば人を動物と区別することが不可能であるという事実。例えば、欧州特許第2405413B1号明細書及び欧州特許出願公開第1341139A2号明細書を参照、
-動いていない人を検出することが不可能であるという事実、及び
-検出器が、温度が急変する静止放射源、例えばラジエータ、によって、又は暖気若しくは冷気の移動によって潜在的にトリガされうるという事実。
-中心に円形の開口(circular opening)を備えている、円形の全体形状の主鏡(primary mirror)と、
-中心に円形の開口を備えている、円形の全体形状であり、該主鏡の該直径よりも小さい直径を持つ副鏡(secondary mirror)と、
-該主鏡の反射面を該副鏡の該反射面に対向して配置するように、該主鏡と該副鏡とを接続する為の少なくとも1つの接続手段と、
を備えており、
該主鏡及び副鏡は該赤外の放射を反射するように設計されており、
該主鏡及び副鏡は、アフォーカル光学システム(afocal optical system)を形成するように、及び複数の中心の円形の開口によって得られる該画像の中心を有する連続的な超広角画像(very wide-angle image)を形成するように構成されており、該デバイスの該視野の該角度(α)は90°よりも大きい。
N=4
正規化半径ρ:40.36mm
c=2.34×10-2mm-1
k=0
α1=-2.21mm
α2=-2.63×101mm
α3=1.25×101mm
α4=6.75mm
N=4
正規化半径ρ:1037.5mm
c=2.66×10-3mm-1
k=0
α1=-6.02×101mm
α2=6.80×102mm
α3=6.23×104mm
α4=2.55×106mm
Claims (10)
- 光学デバイス(10)であって、検出器(1)の視野の角度を増大させる為に、赤外線センサを備えられた前記検出器上に配置されることを意図されており、
-中心に円形の開口(14)を備えている、円形の全体形状の主鏡(11)と、
-中心に円形の開口(15)を備えている、円形の全体形状であり、前記主鏡の直径よりも小さい直径を持つ副鏡(12)と、
-前記主鏡の反射面(16)を前記副鏡の反射面(17)に対向して配置するように、前記主鏡と前記副鏡とを接続する為の少なくとも1つの接続手段(13)と
を備えており、
前記主鏡及び前記副鏡は赤外の放射を反射するように設計されており、
前記主鏡及び前記副鏡は、アフォーカルシステムを形成するように、及び複数の中心の円形の開口によって得られる前記画像の中心を有する連続的な超広角画像を形成するように構成されており、前記デバイスの前記視野の前記角度(α)は90°よりも大きい、
前記光学デバイス。 - 前記デバイスの前記視野の前記角度(α)は140°よりも大きく、好ましくは165°よりも大きい、請求項1に記載の光学デバイス。
- 射出成形されたプラスチック、例えばポリメチルメタクリレート(PMMA)又はポリカーボネイト(PC)、の単片からなり、前記主鏡の及び前記副鏡の少なくとも表面がメタライズされている、請求項1~3のいずれか一項に記載の光学デバイス。
- 前記検出器の前記視野の前記角度を増大させるように配置された、請求項1~4のいずれか一項に記載の光学デバイスを備えている赤外線検出器。
- 請求項5に記載の赤外線検出器を備えている煙検出器。
- ホットスポットを検出し又は特定し、且つ壁温度の変化速度を測定する為の、請求項6に記載の煙検出器の使用方法。
- 煙が充満した部屋における人の存在を検出し、且つ人の数を計数する為の、請求項6に記載の煙検出器の使用方法。
- 赤外線暗視を用いて夜間運転を支援する為の、又は車両の内部における熱的快適性を管理する為の、又は歩行者及び自動車両を検出する為の、又は要注意の場所を監視する為の、請求項1~4のいずれか一項に記載の前記光学デバイスの使用。
- 請求項1~4のいずれか一項に記載の光学デバイスと、前記光学デバイスを赤外線検出器に取り付ける為の機構とを備えている、前記赤外線検出器上に配置されることを意図された光学アクセサリ。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1900159 | 2019-01-08 | ||
FR1900159A FR3091593B1 (fr) | 2019-01-08 | 2019-01-08 | Accessoire de vision de tres grand angle pour detecteur infrarouge |
PCT/EP2020/050310 WO2020144230A1 (fr) | 2019-01-08 | 2020-01-08 | Accessoire de vision de tres grand angle pour detecteur infrarouge |
Publications (2)
Publication Number | Publication Date |
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JP2022516363A true JP2022516363A (ja) | 2022-02-25 |
JP7402236B2 JP7402236B2 (ja) | 2023-12-20 |
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JP2021539460A Active JP7402236B2 (ja) | 2019-01-08 | 2020-01-08 | 赤外線検出器の為の超広視野角アクセサリ |
Country Status (8)
Country | Link |
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US (1) | US11892355B2 (ja) |
EP (1) | EP3908873B1 (ja) |
JP (1) | JP7402236B2 (ja) |
KR (1) | KR20210136983A (ja) |
CA (1) | CA3125827A1 (ja) |
DK (1) | DK3908873T3 (ja) |
FR (1) | FR3091593B1 (ja) |
WO (1) | WO2020144230A1 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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FR3091594B1 (fr) * | 2019-01-08 | 2021-01-08 | Centre Scient Et Technique Du Batiment Cstb | Accessoire de vision de couche sous plafond pour detecteur infrarouge |
Citations (6)
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WO1994012905A1 (en) * | 1992-11-30 | 1994-06-09 | Mitsubishi Denki Kabushiki Kaisha | Reflection type field angle conversion optical device |
JPH11119104A (ja) * | 1997-10-09 | 1999-04-30 | Nikon Corp | 広視野観測用反射屈折光学系 |
JP2002131808A (ja) * | 2000-10-25 | 2002-05-09 | Matsushita Electric Ind Co Ltd | 広角撮像装置 |
JP2003167195A (ja) * | 2001-12-04 | 2003-06-13 | Mitsubishi Electric Corp | 光学装置 |
JP2010060728A (ja) * | 2008-09-02 | 2010-03-18 | Nidec Sankyo Corp | 光学素子および照明装置 |
CN102928961A (zh) * | 2012-12-01 | 2013-02-13 | 上海臻恒光电系统有限公司 | 一种凹凸两反射式全景环带视场成像镜头 |
Family Cites Families (12)
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US4439012A (en) * | 1982-01-11 | 1984-03-27 | The United States Of America As Represented By The Secretary Of The Army | Dual-secondary mirror cassegrain optical system |
US5854713A (en) | 1992-11-30 | 1998-12-29 | Mitsubishi Denki Kabushiki Kaisha | Reflection type angle of view transforming optical apparatus |
FR2833717B1 (fr) * | 2001-12-14 | 2004-02-20 | Thales Sa | Combinaison optique multichamp de type cassegrain |
JP2003242566A (ja) | 2002-02-18 | 2003-08-29 | Optex Co Ltd | 侵入検知装置 |
FR2847349B1 (fr) * | 2002-11-15 | 2009-10-23 | Marc Berdugo | Dispositif de prise de vue panoramique |
US7486438B2 (en) * | 2005-04-28 | 2009-02-03 | Institut National D'optique | High-resolution optical imaging systems |
FR2895123B1 (fr) | 2005-12-19 | 2008-02-15 | Hymatom Sa | Procede et systeme pour la detection d'un individu au moyen de capteurs infrarouges passifs |
FR2913778B1 (fr) * | 2007-03-16 | 2009-05-08 | Thales Sa | Dispositif afocal catadioptrique en encombrement reduit |
JP5857343B2 (ja) | 2010-07-07 | 2016-02-10 | オプテックス株式会社 | 受動型赤外線検知センサ |
US8961298B2 (en) * | 2013-01-11 | 2015-02-24 | Bally Gaming, Inc. | Bet sensors, gaming tables with one or more bet sensors, and related methods |
US9933604B1 (en) * | 2016-09-05 | 2018-04-03 | Weimin Lu | Compact catadioptric lenses and lens systems with improved image quality and methods of using same |
FR3091594B1 (fr) * | 2019-01-08 | 2021-01-08 | Centre Scient Et Technique Du Batiment Cstb | Accessoire de vision de couche sous plafond pour detecteur infrarouge |
-
2019
- 2019-01-08 FR FR1900159A patent/FR3091593B1/fr active Active
-
2020
- 2020-01-08 KR KR1020217024551A patent/KR20210136983A/ko unknown
- 2020-01-08 CA CA3125827A patent/CA3125827A1/fr active Pending
- 2020-01-08 WO PCT/EP2020/050310 patent/WO2020144230A1/fr unknown
- 2020-01-08 EP EP20701258.4A patent/EP3908873B1/fr active Active
- 2020-01-08 DK DK20701258.4T patent/DK3908873T3/da active
- 2020-01-08 JP JP2021539460A patent/JP7402236B2/ja active Active
- 2020-01-08 US US17/419,989 patent/US11892355B2/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1994012905A1 (en) * | 1992-11-30 | 1994-06-09 | Mitsubishi Denki Kabushiki Kaisha | Reflection type field angle conversion optical device |
JPH11119104A (ja) * | 1997-10-09 | 1999-04-30 | Nikon Corp | 広視野観測用反射屈折光学系 |
JP2002131808A (ja) * | 2000-10-25 | 2002-05-09 | Matsushita Electric Ind Co Ltd | 広角撮像装置 |
JP2003167195A (ja) * | 2001-12-04 | 2003-06-13 | Mitsubishi Electric Corp | 光学装置 |
JP2010060728A (ja) * | 2008-09-02 | 2010-03-18 | Nidec Sankyo Corp | 光学素子および照明装置 |
CN102928961A (zh) * | 2012-12-01 | 2013-02-13 | 上海臻恒光电系统有限公司 | 一种凹凸两反射式全景环带视场成像镜头 |
Also Published As
Publication number | Publication date |
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JP7402236B2 (ja) | 2023-12-20 |
FR3091593A1 (fr) | 2020-07-10 |
DK3908873T3 (da) | 2023-04-03 |
CA3125827A1 (fr) | 2020-07-16 |
US11892355B2 (en) | 2024-02-06 |
US20220082443A1 (en) | 2022-03-17 |
EP3908873A1 (fr) | 2021-11-17 |
KR20210136983A (ko) | 2021-11-17 |
FR3091593B1 (fr) | 2022-08-05 |
EP3908873B1 (fr) | 2022-12-28 |
WO2020144230A1 (fr) | 2020-07-16 |
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