JP2012154732A5 - - Google Patents

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Publication number
JP2012154732A5
JP2012154732A5 JP2011013191A JP2011013191A JP2012154732A5 JP 2012154732 A5 JP2012154732 A5 JP 2012154732A5 JP 2011013191 A JP2011013191 A JP 2011013191A JP 2011013191 A JP2011013191 A JP 2011013191A JP 2012154732 A5 JP2012154732 A5 JP 2012154732A5
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JP
Japan
Prior art keywords
radiation
wavelength conversion
detection element
scintillation light
shielding member
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JP2011013191A
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Japanese (ja)
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JP5784915B2 (en
JP2012154732A (en
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Priority to JP2011013191A priority Critical patent/JP5784915B2/en
Priority claimed from JP2011013191A external-priority patent/JP5784915B2/en
Priority to CN201190001000.3U priority patent/CN203630057U/en
Priority to PCT/JP2011/074333 priority patent/WO2012101882A1/en
Publication of JP2012154732A publication Critical patent/JP2012154732A/en
Publication of JP2012154732A5 publication Critical patent/JP2012154732A5/ja
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Claims (15)

対象物を透過した放射線の入射に応じてシンチレーション光を発生させる平面状の波長変換部材と、
前記波長変換部材を透過した前記放射線を直接検出する直接変換型の放射線検出素子と、
前記波長変換部材と前記放射線検出素子との間に配置され、前記シンチレーション光の前記放射線検出素子への入射を防止する遮蔽部材と、
を備えることを特徴とする放射線検出器。 A planar wavelength conversion member that generates scintillation light in response to the incidence of radiation transmitted through the object;
A direct conversion type radiation detection element for directly detecting the radiation transmitted through the wavelength conversion member;
A shielding member that is disposed between the wavelength conversion member and the radiation detection element and prevents the scintillation light from entering the radiation detection element;
A radiation detector comprising: 前記遮蔽部材は、前記シンチレーション光に対して遮光性を有する平面状部材である、
ことを特徴とする請求項１記載の放射線検出器。 The shielding member is a planar member having a light shielding property against the scintillation light.
The radiation detector according to claim 1. 前記遮蔽部材は、前記シンチレーション光を反射する平面状反射部材である、
ことを特徴とする請求項１記載の放射線検出器。 The shielding member is a planar reflecting member that reflects the scintillation light.
The radiation detector according to claim 1. 前記遮蔽部材は、前記放射線のうちの低エネルギー帯を遮断する、
ことを特徴とする請求項１〜３のいずれか１項に記載の放射線検出器。 The shielding member blocks a low energy band of the radiation;
The radiation detector of any one of Claims 1-3 characterized by the above-mentioned. 放射線を出射する放射線源と、
前記放射線源から出射され、対象物を透過した前記放射線の入射に応じて、シンチレーション光を発生させる平面状の波長変換部材と、
前記波長変換部材の前記放射線の入射側の面から放射される前記シンチレーション光を撮像する撮像素子と、
前記波長変換部材を透過した前記放射線を直接検出する直接変換型の放射線検出素子と、
前記波長変換部材と前記放射線検出素子との間に配置され、前記シンチレーション光の前記放射線検出素子への入射を防止する遮蔽部材と、
を備えることを特徴とする放射線画像取得装置。 A radiation source that emits radiation; and
A planar wavelength conversion member that generates scintillation light in response to the incidence of the radiation emitted from the radiation source and transmitted through the object;
An imaging device that images the scintillation light emitted from the radiation incident surface of the wavelength conversion member;
A direct conversion type radiation detection element for directly detecting the radiation transmitted through the wavelength conversion member;
A shielding member that is disposed between the wavelength conversion member and the radiation detection element and prevents the scintillation light from entering the radiation detection element;
A radiological image acquisition apparatus comprising: 前記遮蔽部材は、前記シンチレーション光に対して遮光性を有する平面状部材である、
ことを特徴とする請求項５記載の放射線画像取得装置。 The shielding member is a planar member having a light shielding property against the scintillation light.
The radiological image acquisition apparatus according to claim 5. 前記遮蔽部材は、前記シンチレーション光を反射する平面状反射部材である、
ことを特徴とする請求項５記載の放射線画像取得装置。 The shielding member is a planar reflecting member that reflects the scintillation light.
The radiological image acquisition apparatus according to claim 5. 前記遮蔽部材は、前記放射線のうちの低エネルギー帯を遮断する、
ことを特徴とする請求項５〜７のいずれか１項に記載の放射線画像取得装置。 The shielding member blocks a low energy band of the radiation;
The radiographic image acquisition device according to any one of claims 5 to 7, wherein 前記遮蔽部材及び前記波長変換部材は、前記放射線検出素子の検出面上にこの順で蒸着されている、  The shielding member and the wavelength conversion member are deposited in this order on the detection surface of the radiation detection element,
ことを特徴とする請求項１〜４のいずれか１項に記載の放射線検出器。The radiation detector of any one of Claims 1-4 characterized by the above-mentioned. 前記遮蔽部材及び前記波長変換部材は、前記放射線検出素子の検出面上にこの順で接着されている、  The shielding member and the wavelength conversion member are adhered in this order on the detection surface of the radiation detection element,
ことを特徴とする請求項１〜４のいずれか１項に記載の放射線検出器。The radiation detector of any one of Claims 1-4 characterized by the above-mentioned. 前記遮蔽部材及び前記波長変換部材は、前記放射線検出素子の検出面上にホルダ部材によって保持されている、  The shielding member and the wavelength conversion member are held by a holder member on the detection surface of the radiation detection element,
ことを特徴とする請求項１〜４のいずれか１項に記載の放射線検出器。The radiation detector of any one of Claims 1-4 characterized by the above-mentioned. 前記遮蔽部材及び前記波長変換部材は、前記放射線検出素子の検出面上に固定部材によって固定されている、  The shielding member and the wavelength conversion member are fixed by a fixing member on the detection surface of the radiation detection element,
ことを特徴とする請求項１〜４のいずれか１項に記載の放射線検出器。The radiation detector of any one of Claims 1-4 characterized by the above-mentioned. 前記撮像素子は、前記放射線源からの放射線の出射領域から離れるように配置されている、  The imaging element is disposed so as to be separated from an emission region of radiation from the radiation source.
ことを特徴とする請求項５〜８のいずれか１項に記載の放射線画像取得装置。The radiographic image acquisition apparatus according to any one of claims 5 to 8, wherein 前記シンチレーション光を前記撮像素子に集光する撮像レンズを更に備える、ことを特徴とする請求項５〜８のいずれか１項に記載の放射線画像取得装置。  The radiographic image acquisition apparatus according to claim 5, further comprising an imaging lens that condenses the scintillation light on the imaging element. 前記対象物は、電子部品である、  The object is an electronic component.
ことを特徴とする請求項５〜８のいずれか１項に記載の放射線画像取得装置。The radiographic image acquisition apparatus according to any one of claims 5 to 8, wherein
JP2011013191A 2011-01-25 2011-01-25 Radiation detector and radiation image acquisition apparatus including the same Active JP5784915B2 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2011013191A JP5784915B2 (en) 2011-01-25 2011-01-25 Radiation detector and radiation image acquisition apparatus including the same
CN201190001000.3U CN203630057U (en) 2011-01-25 2011-10-21 Radiation detector and radiation image obtaining device with radiation detector
PCT/JP2011/074333 WO2012101882A1 (en) 2011-01-25 2011-10-21 Radiation detector and radiation image acquisition device provided with same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2011013191A JP5784915B2 (en) 2011-01-25 2011-01-25 Radiation detector and radiation image acquisition apparatus including the same

Publications (3)

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JP2012154732A JP2012154732A (en) 2012-08-16
JP2012154732A5 true JP2012154732A5 (en) 2014-03-13
JP5784915B2 JP5784915B2 (en) 2015-09-24

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JP2011013191A Active JP5784915B2 (en) 2011-01-25 2011-01-25 Radiation detector and radiation image acquisition apparatus including the same

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JP (1) JP5784915B2 (en)
CN (1) CN203630057U (en)
WO (1) WO2012101882A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5894657B1 (en) * 2014-11-14 2016-03-30 株式会社イシダ X-ray inspection equipment
JP7106323B2 (en) * 2018-03-29 2022-07-26 住友化学株式会社 Foreign matter inspection device and foreign matter inspection method

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5864146A (en) * 1996-11-13 1999-01-26 University Of Massachusetts Medical Center System for quantitative radiographic imaging
JP3513884B2 (en) * 1993-09-20 2004-03-31 富士写真フイルム株式会社 Radiation detector
JP3841898B2 (en) * 1996-11-21 2006-11-08 三菱電機株式会社 Deep dose measurement system
JP4451112B2 (en) * 2003-10-24 2010-04-14 株式会社日立メディコ Radiation detector and radiation image diagnostic apparatus using the same
JP4886245B2 (en) * 2005-08-26 2012-02-29 株式会社東芝 Radiation detector
JP2010056396A (en) * 2008-08-29 2010-03-11 Fujifilm Corp X-ray detection element
JP2010056397A (en) * 2008-08-29 2010-03-11 Fujifilm Corp X-ray detection element
JP2010080636A (en) * 2008-09-25 2010-04-08 Fujifilm Corp Radiation detecting element
JP2010253049A (en) * 2009-04-24 2010-11-11 Toshiba Corp Radiotherapy apparatus and radiation fluoroscope

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