JP2001083401A5 - - Google Patents

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Publication number
JP2001083401A5
JP2001083401A5 JP1999254454A JP25445499A JP2001083401A5 JP 2001083401 A5 JP2001083401 A5 JP 2001083401A5 JP 1999254454 A JP1999254454 A JP 1999254454A JP 25445499 A JP25445499 A JP 25445499A JP 2001083401 A5 JP2001083401 A5 JP 2001083401A5
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JP
Japan
Prior art keywords
sample
image
image sensor
microscope
movement
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Pending
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JP1999254454A
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Japanese (ja)
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JP2001083401A (en
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Publication date
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Priority to JP25445499A priority Critical patent/JP2001083401A/en
Priority claimed from JP25445499A external-priority patent/JP2001083401A/en
Publication of JP2001083401A publication Critical patent/JP2001083401A/en
Publication of JP2001083401A5 publication Critical patent/JP2001083401A5/ja
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Description

【特許請求の範囲】
【請求項1】
顕微鏡を通して試料の画像を蓄積型の撮像素子に投影し、この撮像素子への電荷蓄積時間を前記画像の光強度に応じて制御し、かつ前記撮像素子から出力される画像信号に基づいて前記試料に対するフォーカス調整を行う顕微鏡のオートフォーカス装置において、
前記試料が移動していることを検出する移動検出手段と、
この移動検出手段により前記試料の移動が検出されると、前記撮像素子への電荷蓄積時間の最長時間に制限を加える蓄積制限手段と、を具備したことを特徴とする顕微鏡のオートフォーカス装置。

【請求項2】
顕微鏡を通して試料の画像を蓄積型の撮像素子に投影し、この撮像素子への電荷蓄積時間を前記画像の光強度に応じて制御し、かつ前記撮像素子から出力される画像信号に基づいて前記試料に対するフォーカス調整を行う顕微鏡のオートフォーカス装置において、
前記試料が移動していることを検出する移動検出手段と、
この移動検出手段により前記試料の移動が検出されると、前記撮像素子から出力される画像信号に含まれる低周波成分を強調するフィルタ手段と、を具備したことを特徴とする顕微鏡のオートフォーカス装置。

【請求項3】
顕微鏡を通して試料の画像を蓄積型の撮像素子に投影し、この撮像素子への電荷蓄積時間を前記画像の光強度に応じて制御し、かつ前記撮像素子から出力される画像信号に基づいて前記試料に対するフォーカス調整を行う顕微鏡のオートフォーカス装置において、
前記試料が移動していることを検出する移動検出手段と、
この移動検出手段により前記試料の移動が検出されると、前記撮像素子への電荷蓄積時間の最長時間に制限を加える蓄積制限手段と、
前記移動検出手段により前記試料の移動が検出されると、前記撮像素子から出力される画像信号に含まれる低周波成分を強調するフィルタ手段と、を具備したことを特徴とする顕微鏡のオートフォーカス装置。

【請求項4】
顕微鏡を通して試料の画像を蓄積型の撮像素子に投影し、この撮像素子への電荷蓄積時間を前記画像の光強度に応じて制御し、かつ前記撮像素子から出力される画像信号に基づいて前記試料に対するフォーカス調整を行う顕微鏡のオートフォーカス装置において、
前記試料が前記顕微鏡の観察光学系の光軸に対して垂直方向に移動することを検出する移動検出手段と、
前記試料の移動の検出に連動して前記撮像素子の電荷蓄積時間を制御する蓄積時間制御手段と、
を具備したことを特徴とする顕微鏡のオートフォーカス装置。
[Claims]
[Claim 1]
An image of a sample is projected onto a storage-type image sensor through a microscope, the charge accumulation time on the image sensor is controlled according to the light intensity of the image, and the sample is based on an image signal output from the image sensor. In the autofocus device of the microscope that adjusts the focus on
A movement detecting means for detecting that the sample is moving, and
An autofocus device for a microscope provided with storage limiting means for limiting the maximum time of charge storage time in the image pickup device when movement of the sample is detected by the movement detecting means.

2.
An image of a sample is projected onto a storage-type image sensor through a microscope, the charge accumulation time on the image sensor is controlled according to the light intensity of the image, and the sample is based on an image signal output from the image sensor. In the autofocus device of the microscope that adjusts the focus on
A movement detecting means for detecting that the sample is moving, and
A microscope autofocus device comprising: a filter means for emphasizing a low frequency component included in an image signal output from the image sensor when the movement of the sample is detected by the movement detecting means. ..

3.
An image of a sample is projected onto a storage-type image sensor through a microscope, the charge accumulation time on the image sensor is controlled according to the light intensity of the image, and the sample is based on an image signal output from the image sensor. In the autofocus device of the microscope that adjusts the focus on
A movement detecting means for detecting that the sample is moving, and
When the movement of the sample is detected by the movement detecting means, the accumulation limiting means that limits the maximum time of the charge accumulation time in the image sensor, and the accumulation limiting means.
A microscope autofocus device comprising: a filter means for emphasizing a low frequency component included in an image signal output from the image sensor when the movement of the sample is detected by the movement detecting means. ..

4.
An image of a sample is projected onto a storage-type image sensor through a microscope, the charge accumulation time on the image sensor is controlled according to the light intensity of the image, and the sample is based on an image signal output from the image sensor. In the autofocus device of the microscope that adjusts the focus on
A movement detecting means for detecting that the sample moves in a direction perpendicular to the optical axis of the observation optical system of the microscope, and
An accumulation time control means that controls the charge accumulation time of the image sensor in conjunction with the detection of the movement of the sample.
A microscope autofocus device characterized by the above.

請求項3記載の発明は、顕微鏡を通して試料の画像を蓄積型の撮像素子に投影し、この撮像素子への電荷蓄積時間を画像の光強度に応じて制御し、かつ撮像素子から出力される画像信号に基づいて試料に対するフォーカス調整を行う顕微鏡のオートフォーカス装置において、試料が移動していることを検出する移動検出手段と、この移動検出手段により試料の移動が検出されると、撮像素子への電荷蓄積時間の最長時間に制限を加える蓄積制限手段と、移動検出手段により試料の移動が検出されると、撮像素子から出力される画像信号に含まれる低周波成分を強調するフィルタ手段と、を備えた顕微鏡のオートフォーカス装置である。
請求項4記載の発明は、顕微鏡を通して試料の画像を蓄積型の撮像素子に投影し、この撮像素子への電荷蓄積時間を前記画像の光強度に応じて制御し、かつ前記撮像素子から出力される画像信号に基づいて試料に対するフォーカス調整を行う顕微鏡のオートフォーカス装置において、 試料が顕微鏡の観察光学系の光軸に対して垂直方向に移動することを検出する移動検出手段と、試料の移動の検出に連動して前記撮像素子の電荷蓄積時間を制御する蓄積時間制御手段と、を具えた顕微鏡のオートフォーカス装置である。
The invention according to claim 3 projects an image of a sample through a microscope onto a storage-type image sensor, controls the charge accumulation time on the image sensor according to the light intensity of the image, and outputs an image from the image sensor. In a microscope autofocus device that adjusts the focus on a sample based on a signal, a movement detection means for detecting the movement of the sample and a movement detection means for detecting the movement of the sample to the image sensor. A storage limiting means that limits the maximum charge storage time, and a filtering means that emphasizes low-frequency components contained in the image signal output from the image sensor when the movement of the sample is detected by the movement detecting means. It is an autofocus device for a microscope equipped with it.
The invention according to claim 4 projects an image of a sample through a microscope onto a storage-type image sensor, controls the charge accumulation time on the image sensor according to the light intensity of the image, and outputs the image from the image sensor. In a microscope autofocus device that adjusts the focus on a sample based on an image signal, a movement detection means for detecting that the sample moves in a direction perpendicular to the optical axis of the observation optical system of the microscope, and a movement detection means for the movement of the sample. It is an autofocus device for a microscope provided with a storage time control means for controlling the charge storage time of the image sensor in conjunction with detection.

JP25445499A 1999-09-08 1999-09-08 Automatic focusing device for microscope Pending JP2001083401A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP25445499A JP2001083401A (en) 1999-09-08 1999-09-08 Automatic focusing device for microscope

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP25445499A JP2001083401A (en) 1999-09-08 1999-09-08 Automatic focusing device for microscope

Publications (2)

Publication Number Publication Date
JP2001083401A JP2001083401A (en) 2001-03-30
JP2001083401A5 true JP2001083401A5 (en) 2006-10-26

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Family Applications (1)

Application Number Title Priority Date Filing Date
JP25445499A Pending JP2001083401A (en) 1999-09-08 1999-09-08 Automatic focusing device for microscope

Country Status (1)

Country Link
JP (1) JP2001083401A (en)

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