JP6516691B2 - コンパクトな分光計 - Google Patents
コンパクトな分光計 Download PDFInfo
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- JP6516691B2 JP6516691B2 JP2016022243A JP2016022243A JP6516691B2 JP 6516691 B2 JP6516691 B2 JP 6516691B2 JP 2016022243 A JP2016022243 A JP 2016022243A JP 2016022243 A JP2016022243 A JP 2016022243A JP 6516691 B2 JP6516691 B2 JP 6516691B2
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- 230000003595 spectral effect Effects 0.000 claims description 91
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- NJLLQSBAHIKGKF-UHFFFAOYSA-N dipotassium dioxido(oxo)titanium Chemical compound [K+].[K+].[O-][Ti]([O-])=O NJLLQSBAHIKGKF-UHFFFAOYSA-N 0.000 description 1
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Classifications
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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
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/02—Details
- G01J3/0272—Handheld
-
- 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
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/02—Details
- G01J3/0202—Mechanical elements; Supports for optical elements
-
- 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
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/02—Details
- G01J3/0205—Optical elements not provided otherwise, e.g. optical manifolds, diffusers, windows
-
- 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
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/02—Details
- G01J3/0205—Optical elements not provided otherwise, e.g. optical manifolds, diffusers, windows
- G01J3/0229—Optical elements not provided otherwise, e.g. optical manifolds, diffusers, windows using masks, aperture plates, spatial light modulators or spatial filters, e.g. reflective filters
-
- 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
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/02—Details
- G01J3/0256—Compact construction
-
- 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
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/28—Investigating the spectrum
- G01J3/447—Polarisation spectrometry
-
- 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
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/28—Investigating the spectrum
- G01J3/45—Interferometric spectrometry
-
- 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
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/28—Investigating the spectrum
- G01J3/45—Interferometric spectrometry
- G01J3/453—Interferometric spectrometry by correlation of the amplitudes
- G01J3/4531—Devices without moving parts
-
- 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
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/28—Investigating the spectrum
- G01J3/45—Interferometric spectrometry
- G01J3/453—Interferometric spectrometry by correlation of the amplitudes
- G01J3/4532—Devices of compact or symmetric construction
-
- 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
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/46—Measurement of colour; Colour measuring devices, e.g. colorimeters
-
- 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
- G02B27/28—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising
- G02B27/283—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising used for beam splitting or combining
Description
12 縞生成光学部材
45 全面光学部材
65 デジタルカメラ
70 ランチャネル
75 拡散器
77 フラッシュ照明
80 ハウジング
90 携帯電話
Claims (13)
- 物体からの光から干渉縞を生み出し、前記干渉縞をカメラに伝送するようになっている、分光計のための縞生成光学部材であって、
前記縞生成光学部材は、
前記物体からの光を受信するようになっている拡散器を備える正面光学部材と、
前記拡散器からの光を受信し干渉縞を生み出すようになっており、第1の偏光子、第1の複屈折層、第2の複屈折層および第2の偏光子を備える、複屈折光学部材と
を組み合わせて備え、
前記複屈折層は板である、縞生成光学部材。 - 物体の分光特性を測定する分光計であって、
請求項1に記載の前記縞生成光学部材と、
前記干渉縞を受信するようになっているカメラと、
前記物体の前記分光特性を生成するようになっているプロセッサと
を組み合わせて備える、分光計。 - 前記カメラは、前記縞生成光学部材によって生み出された前記受信した干渉縞に対応し単一画像内の複数のインターフェログラムに対応する信号を生成するようになっており、
前記プロセッサは、前記複数のインターフェログラムのそれぞれのフーリエ変換を実行し前記インターフェログラムの前記フーリエ変換の平均をとることによって、前記物体の前記分光特性を計算するようになっている、
請求項2に記載の分光計。 - 前記拡散器は、
粗い下地の光学面を有し前記複屈折光学部材とは別個である層、
前記複屈折光学部材の第1の偏光子の粗い下地の前面、および
マイクロレンズのレンズアレイ
のうち1つを備え、
前記複屈折光学部材は、前記複屈折光学部材が受信する前記光の入射角と共に変化する位相差を有する前記光の直交偏光成分を形成する、
請求項2に記載の分光計。 - 前記正面光学部材および前記複屈折光学部材のためのハウジングをさらに備え、
前記ハウジングは、
装置カバーの一部分として形成されるか、または
携帯機器に組み込まれ、
前記ハウジングは、固定されているか、または前記正面光学部材および前記複屈折光学部材が前記カメラの正面に配置された動作位置と、前記正面光学部材および前記複屈折光学部材が前記カメラの正面に配置されていない非動作位置との間で調節可能である、
請求項2に記載の分光計。 - 前記正面光学部材はさらに、レンズと開口を画定するマスクとを備え、
前記物体からの光は、前記レンズを通り、次いで前記開口を通り、次いで前記拡散器を通り、次いで前記複屈折光学部材を通る、
請求項2に記載の分光計。 - 前記拡散器は前記物体と前記複屈折光学部材との間に光路に沿って配置されており、前記拡散器と前記複屈折光学部材との間に前記光路に沿って配置される付加的な光学素子は存在しない、請求項2に記載の分光計。
- 前記拡散器は前記複屈折光学部材と直接接している、請求項2に記載の分光計。
- 前記第1の偏光子は前記拡散器と前記第2の偏光子との間に配置されており、前記第1偏光子と前記第2偏光子は、それぞれが、前記複屈折光学部材を介した光の伝送方向に垂直な平面に形成された偏光角度で直線偏光された光を伝送する、請求項2に記載の分光計。
- 前記第1の複屈折層は、X軸およびZ軸によって形成されたX−Z平面に形成される第1の角度に第1の光学軸を有し、前記Z軸は、前記複屈折光学部材を通る光の伝送方向であり、
前記第2の複屈折層は、前記Z軸に垂直な平面に第2の光学軸を有する、
請求項2に記載の分光計。 - 前記第2の複屈折層は前記第1の複屈折層の複屈折の反対の複屈折を有し、第2の角度の第2の光学軸がX軸およびZ軸によって形成されたX−Z平面に形成され、前記Z軸は前記複屈折光学部材を通る光の伝送方向である、請求項2に記載の分光計。
- 前記第1の複屈折層は第1の厚さを有し、前記第2の複屈折層は第2の厚さを有し、前記第2の厚さは前記第1の厚さと同じであり、
前記第1の複屈折層と前記第2の複屈折層との間に半波長板が配置される、
請求項2に記載の分光計。 - 前記第1の複屈折層および前記第2の複屈折層は、二軸複屈折結晶から形成された単一の複屈折層を備える、請求項2に記載の分光計。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SG10201501196P | 2015-02-16 | ||
SG10201501196PA SG10201501196PA (en) | 2015-02-16 | 2015-02-16 | Compact spectrometer |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2016183957A JP2016183957A (ja) | 2016-10-20 |
JP2016183957A5 JP2016183957A5 (ja) | 2017-09-14 |
JP6516691B2 true JP6516691B2 (ja) | 2019-05-22 |
Family
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JP2016022243A Active JP6516691B2 (ja) | 2015-02-16 | 2016-02-08 | コンパクトな分光計 |
Country Status (5)
Country | Link |
---|---|
US (1) | US9316540B1 (ja) |
EP (1) | EP3056880B1 (ja) |
JP (1) | JP6516691B2 (ja) |
CN (1) | CN105890762A (ja) |
SG (1) | SG10201501196PA (ja) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
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US10113970B2 (en) | 2015-08-20 | 2018-10-30 | National Taiwan University | Detection device |
DE102015219672A1 (de) | 2015-09-10 | 2017-03-16 | Robert Bosch Gmbh | Miniaturspektrometer und Verfahren zur Ermittlung eines Spektrums der von einem Objekt reflektierten, transmittierten oder emittierten Strahlung |
US10801963B2 (en) | 2018-08-22 | 2020-10-13 | Paul Bartholomew | Raman spectroscopy for minerals identification |
DE102018203840A1 (de) * | 2018-03-14 | 2019-09-19 | Robert Bosch Gmbh | Fourier-Transform-Spektrometer, Verfahren zum Herstellen eines Fourier-Transform-Spektrometers und Verfahren zur Darstellung eines elektromagnetischen Spektrums |
US11330983B2 (en) | 2018-03-30 | 2022-05-17 | Samsung Electronics Co., Ltd. | Electronic device for acquiring state information on object, and control method therefor |
RU2682593C1 (ru) * | 2018-03-30 | 2019-03-19 | Самсунг Электроникс Ко., Лтд. | Ультракомпактный спектрометр высокого разрешения и способ его применения |
DE102018208185A1 (de) | 2018-05-24 | 2019-11-28 | Robert Bosch Gmbh | Optisches Element zur Lichtkonzentration und Herstellungsverfahren für ein optisches Element zur Lichtkonzentration |
KR102091419B1 (ko) * | 2018-07-19 | 2020-03-20 | 주식회사 케이씨텍 | 광투과성 연마층을 갖는 기판 연마 시스템 |
US11245875B2 (en) * | 2019-01-15 | 2022-02-08 | Microsoft Technology Licensing, Llc | Monitoring activity with depth and multi-spectral camera |
WO2021034456A2 (en) * | 2019-08-16 | 2021-02-25 | Paul Bartholomew | Raman spectroscopy for minerals identification |
WO2021117289A1 (ja) * | 2019-12-11 | 2021-06-17 | 日東電工株式会社 | 偏光板、偏光板のセットおよび画像表示装置 |
WO2021117288A1 (ja) * | 2019-12-11 | 2021-06-17 | 日東電工株式会社 | 偏光板、偏光板のセットおよび画像表示装置 |
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-
2015
- 2015-02-16 SG SG10201501196PA patent/SG10201501196PA/en unknown
- 2015-03-10 US US14/642,827 patent/US9316540B1/en active Active
- 2015-07-02 EP EP15175050.2A patent/EP3056880B1/en active Active
-
2016
- 2016-02-08 JP JP2016022243A patent/JP6516691B2/ja active Active
- 2016-02-16 CN CN201610087856.6A patent/CN105890762A/zh active Pending
Also Published As
Publication number | Publication date |
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EP3056880A3 (en) | 2016-10-26 |
CN105890762A (zh) | 2016-08-24 |
EP3056880B1 (en) | 2023-09-27 |
EP3056880A2 (en) | 2016-08-17 |
US9316540B1 (en) | 2016-04-19 |
SG10201501196PA (en) | 2016-09-29 |
JP2016183957A (ja) | 2016-10-20 |
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