JP4725087B2 - 顕微鏡 - Google Patents
顕微鏡 Download PDFInfo
- Publication number
- JP4725087B2 JP4725087B2 JP2004345673A JP2004345673A JP4725087B2 JP 4725087 B2 JP4725087 B2 JP 4725087B2 JP 2004345673 A JP2004345673 A JP 2004345673A JP 2004345673 A JP2004345673 A JP 2004345673A JP 4725087 B2 JP4725087 B2 JP 4725087B2
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- JP
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- Prior art keywords
- light
- pmt
- shutter
- photomultiplier tube
- microscope
- 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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- 238000001514 detection method Methods 0.000 claims description 28
- 239000013307 optical fiber Substances 0.000 claims description 16
- 230000000903 blocking effect Effects 0.000 claims description 5
- 206010036618 Premenstrual syndrome Diseases 0.000 description 96
- 238000001228 spectrum Methods 0.000 description 23
- 238000000034 method Methods 0.000 description 6
- 230000007423 decrease Effects 0.000 description 5
- 230000035945 sensitivity Effects 0.000 description 5
- 230000006866 deterioration Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000003595 spectral effect Effects 0.000 description 4
- 230000003321 amplification Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000002189 fluorescence spectrum Methods 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 230000010365 information processing Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
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Description
Claims (4)
- 光源から射出された光を標本に照射し、前記標本からの光を光電子増倍管で検出する顕微鏡において、
前記光電子増倍管は、所定電圧値以上の電圧が印加されている場合に前記光電子増倍管に入射する光の量と線形関係の電流値を出力し、
前記光源と前記光電子増倍管との間に設けられ、前記光電子増倍管の光検出面に入射する光を遮断する遮蔽手段と、
前記光電子増倍管の当該印加電圧値を検出し、前記検出した電圧値が所定電圧値より小さい場合には、前記光電子増倍管に入射する光を前記遮蔽手段に遮断させる制御手段と、を有すること
を特徴とする顕微鏡。 - 請求項1に記載の顕微鏡において、
前記遮蔽手段は、前記制御手段からの開放を示す信号を受けない限り前記光電子増倍管の光検出面に入射する光を遮断し続けること
を特徴とする顕微鏡。 - 請求項1または2に記載の顕微鏡であって、
前記遮蔽手段は、前記標本からの光を導く光ファイバーの出射面と前記光電子増倍管との間に配置されていること
を特徴とする顕微鏡。 - 請求項1から3の何れか一項に記載の顕微鏡において、
前記標本からの光の一部を透過し、残りを反射する光選択手段と、
前記光選択手段によって分離した光をそれぞれ検出する複数の前記光電子増倍管と、を有し、
前記遮蔽手段は、前記光選択手段と前記光電子増倍管との間にそれぞれ配置されていること
を特徴とする顕微鏡。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004345673A JP4725087B2 (ja) | 2004-11-30 | 2004-11-30 | 顕微鏡 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004345673A JP4725087B2 (ja) | 2004-11-30 | 2004-11-30 | 顕微鏡 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006154376A JP2006154376A (ja) | 2006-06-15 |
JP4725087B2 true JP4725087B2 (ja) | 2011-07-13 |
Family
ID=36632765
Family Applications (1)
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JP2004345673A Expired - Fee Related JP4725087B2 (ja) | 2004-11-30 | 2004-11-30 | 顕微鏡 |
Country Status (1)
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JP (1) | JP4725087B2 (ja) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102006030530A1 (de) * | 2006-07-01 | 2008-01-03 | Carl Zeiss Microimaging Gmbh | Verfahren und Anordnung zur Detektierung von Lichtsignalen |
JP5052310B2 (ja) * | 2007-12-04 | 2012-10-17 | オリンパス株式会社 | 観察装置 |
DE102011104379B4 (de) * | 2011-06-18 | 2021-11-25 | Carl Zeiss Microscopy Gmbh | Konfokales Rastermikroskop und Verwendung, Steuerverfahren sowie programmierbare Steuereinheit für ein solches Mikroskop |
JP5901201B2 (ja) * | 2011-09-29 | 2016-04-06 | オリンパス株式会社 | 走査型レーザ顕微鏡 |
JP6305115B2 (ja) * | 2013-03-21 | 2018-04-04 | オリンパス株式会社 | 走査型レーザ顕微鏡 |
JP6397681B2 (ja) | 2014-07-25 | 2018-09-26 | 株式会社東芝 | アルファ線観測装置およびアルファ線観測方法 |
CN111060207A (zh) * | 2019-12-20 | 2020-04-24 | 华南理工大学 | 一种光电倍增管封装腔 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2004097491A1 (de) * | 2003-04-30 | 2004-11-11 | Leica Microsystems Heidelberg Gmbh | Vorrichtung zur spektralen selektion und detektion der spektralbereiche eines lichtstrahls |
-
2004
- 2004-11-30 JP JP2004345673A patent/JP4725087B2/ja not_active Expired - Fee Related
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2004097491A1 (de) * | 2003-04-30 | 2004-11-11 | Leica Microsystems Heidelberg Gmbh | Vorrichtung zur spektralen selektion und detektion der spektralbereiche eines lichtstrahls |
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JP2006154376A (ja) | 2006-06-15 |
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