JP2015034917A5 - - Google Patents
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- JP2015034917A5 JP2015034917A5 JP2013166280A JP2013166280A JP2015034917A5 JP 2015034917 A5 JP2015034917 A5 JP 2015034917A5 JP 2013166280 A JP2013166280 A JP 2013166280A JP 2013166280 A JP2013166280 A JP 2013166280A JP 2015034917 A5 JP2015034917 A5 JP 2015034917A5
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- 238000003384 imaging method Methods 0.000 claims description 45
- 238000001514 detection method Methods 0.000 claims description 30
- 210000001747 Pupil Anatomy 0.000 claims description 19
- 230000003287 optical Effects 0.000 claims 4
- 238000000034 method Methods 0.000 claims 2
- 230000002093 peripheral Effects 0.000 claims 1
Description
本発明の一側面としての撮像装置は、第１の撮像画素群および第１の焦点検出画素群を有する第１の撮像素子と、第２の撮像画素群および第２の焦点検出画素群を有する第２の撮像素子と、前記第１の撮像素子および前記第２の撮像素子を制御する制御手段とを有し、前記制御手段は、撮影モードが第１の撮影モードに設定されている場合、前記第１の撮像素子を用いて焦点検出を行い、前記第２の撮像素子を用いて第１の画像を生成し、前記撮影モードが第２の撮影モードに設定されている場合、前記第２の撮像素子を用いて焦点検出を行い、前記第１の撮像素子を用いて第２の画像を生成し、前記第１の撮像画素群は、撮影レンズの瞳の全領域を受光する画素群であり、前記第１の焦点検出画素群は、第１の基線長を有し、該撮影レンズの瞳の一部の領域を受光する画素群であり、前記第２の撮像画素群は、前記撮影レンズの瞳の全領域を受光する画素群であり、前記第２の焦点検出画素群は、前記第１の基線長よりも長い第２の基線長を有し、該撮影レンズの瞳の一部の領域を受光する画素群であり、前記第１の撮像素子の画素ピッチは、前記第２の撮像素子の画素ピッチよりも小さい。 An imaging apparatus according to an aspect of the present invention includes a first imaging element having a first imaging pixel group and a first focus detection pixel group, a second imaging pixel group, and a second focus detection pixel group. A second image sensor, and a control unit that controls the first image sensor and the second image sensor, and the control unit, when the shooting mode is set to the first shooting mode, When focus detection is performed using the first image sensor, a first image is generated using the second image sensor, and the shooting mode is set to the second shooting mode, the second The first imaging device is used to detect a focus, and the first imaging device is used to generate a second image. The first imaging pixel group is a pixel group that receives the entire area of the pupil of the imaging lens. And the first focus detection pixel group has a first baseline length, and the photographing lens It is a pixel group that receives a partial area of the pupil, the second imaging pixel group is a pixel group that receives the entire area of the pupil of the photographing lens, and the second focus detection pixel group is the pixel group A pixel group having a second baseline length longer than the first baseline length and receiving a partial region of the pupil of the photographing lens; and a pixel pitch of the first imaging element is the second pixel length It is smaller than the pixel pitch of the image sensor .
本発明の他の側面としての撮像装置の制御方法は、撮影モードを判定するステップと、前記撮影モードが第１の撮影モードである場合、第１の撮像画素群および第１の焦点検出画素群を有する第１の撮像素子を用いて焦点検出を行い、第２の撮像画素群および第２の焦点検出画素群を有する第２の撮像素子を用いて第１の画像を生成するステップと、前記撮影モードが第２の撮影モードである場合、前記第２の撮像素子を用いて焦点検出を行い、前記第１の撮像素子を用いて第２の画像を生成するステップとを有し、前記第１の撮像画素群は、撮影レンズの瞳の全領域を受光する画素群であり、前記第１の焦点検出画素群は、第１の基線長を有し、該撮影レンズの瞳の一部の領域を受光する画素群であり、前記第２の撮像画素群は、前記撮影レンズの瞳の全領域を受光する画素群であり、前記第２の焦点検出画素群は、前記第１の基線長よりも長い第２の基線長を有し、該撮影レンズの瞳の一部の領域を受光する画素群であり、前記第１の撮像素子の画素ピッチは、前記第２の撮像素子の画素ピッチよりも小さい。 According to another aspect of the present invention, there is provided a method for controlling an imaging apparatus, comprising: a step of determining a shooting mode; and when the shooting mode is a first shooting mode, a first imaging pixel group and a first focus detection pixel group Performing a focus detection using a first imaging device having a second imaging element having a second imaging pixel group and a second focus detection pixel group, and generating the first image, If the shooting mode is the second photographing mode, it performs focus detection using the second image sensor, possess and generating a second image using the first image sensor, the first One imaging pixel group is a pixel group that receives the entire area of the pupil of the photographing lens, and the first focus detection pixel group has a first baseline length, and is a part of the pupil of the photographing lens. A pixel group that receives an area, and the second imaging pixel group The second focus detection pixel group has a second baseline length longer than the first baseline length, and a part of the pupil of the photographing lens And the pixel pitch of the first image sensor is smaller than the pixel pitch of the second image sensor .
Claims (13)
第２の撮像画素群および第２の焦点検出画素群を有する第２の撮像素子と、
前記第１の撮像素子および前記第２の撮像素子を制御する制御手段と、を有し、
前記制御手段は、
撮影モードが第１の撮影モードに設定されている場合、前記第１の撮像素子を用いて焦点検出を行い、前記第２の撮像素子を用いて第１の画像を生成し、
前記撮影モードが第２の撮影モードに設定されている場合、前記第２の撮像素子を用いて焦点検出を行い、前記第１の撮像素子を用いて第２の画像を生成し、
前記第１の撮像画素群は、撮影レンズの瞳の全領域を受光する画素群であり、
前記第１の焦点検出画素群は、第１の基線長を有し、該撮影レンズの瞳の一部の領域を受光する画素群であり、
前記第２の撮像画素群は、前記撮影レンズの瞳の全領域を受光する画素群であり、
前記第２の焦点検出画素群は、前記第１の基線長よりも長い第２の基線長を有し、該撮影レンズの瞳の一部の領域を受光する画素群であり、
前記第１の撮像素子の画素ピッチは、前記第２の撮像素子の画素ピッチよりも小さい、ことを特徴とする撮像装置。 A first imaging device having a first imaging pixel group and a first focus detection pixel group;
A second imaging element having a second imaging pixel group and a second focus detection pixel group;
Control means for controlling the first image sensor and the second image sensor,
The control means includes
When the shooting mode is set to the first shooting mode, focus detection is performed using the first image sensor, a first image is generated using the second image sensor,
If the shooting mode is set to the second imaging mode, it performs focus detection using the second imaging element to generate a second image using the first image sensor,
The first imaging pixel group is a pixel group that receives the entire area of the pupil of the photographing lens;
The first focus detection pixel group is a pixel group having a first baseline length and receiving a partial region of the pupil of the photographing lens;
The second imaging pixel group is a pixel group that receives the entire area of the pupil of the photographing lens,
The second focus detection pixel group is a pixel group having a second baseline length longer than the first baseline length and receiving a partial region of the pupil of the photographing lens;
An image pickup apparatus , wherein a pixel pitch of the first image sensor is smaller than a pixel pitch of the second image sensor .
前記画像処理手段は、前記制御手段による合焦判定結果に応じて、前記画像処理を変更することを特徴とする請求項１乃至４のいずれか１項に記載の撮像装置。 Image processing means for performing image processing of the second image;
Wherein the image processing means, in response to the focus determination result by the control unit, the imaging apparatus according to any one of claims 1 to 4, characterized in that to change the image processing.
前記制御手段が合焦状態であると判定した場合、前記第１の焦点検出画素群からの信号に対してけられ補正処理を行い、
前記制御手段が非合焦状態であると判定した場合、前記第１の焦点検出画素群の周辺画素の加算平均処理を行うことを特徴とする請求項５に記載の撮像装置。 The image processing means includes
If it is determined that the control means is in focus, a correction process is performed on the signal from the first focus detection pixel group,
The imaging apparatus according to claim 5 , wherein when the control unit determines that the in-focus state is present, an addition averaging process is performed on peripheral pixels of the first focus detection pixel group.
前記光路分割手段と前記第１の撮像素子との間に設けられたシャッター機構と、を更に有することを特徴とする請求項１乃至６のいずれか１項に記載の撮像装置。 An optical path dividing means for dividing the optical path;
The imaging apparatus according to any one of claims 1 to 6 and a shutter mechanism provided, further comprising a to between said optical path splitting means the first image sensor.
前記第２の撮影モードは静止画撮影モードであることを特徴とする請求項１乃至８のいずれか１項に記載の撮像装置。 The first shooting mode is a movie shooting mode;
The imaging apparatus according to any one of claims 1 to 8, characterized in that said second imaging mode is the still image shooting mode.
請求項１乃至９のいずれか１項に記載の撮像装置と、を有することを特徴とする撮像システム。 A lens device with a photographic lens;
Imaging system characterized by having an imaging device according to any one of claims 1 to 9.
前記撮影モードが第１の撮影モードである場合、第１の撮像画素群および第１の焦点検出画素群を有する第１の撮像素子を用いて焦点検出を行い、第２の撮像画素群および第２の焦点検出画素群を有する第２の撮像素子を用いて第１の画像を生成するステップと、
前記撮影モードが第２の撮影モードである場合、前記第２の撮像素子を用いて焦点検出を行い、前記第１の撮像素子を用いて第２の画像を生成するステップと、を有し、
前記第１の撮像画素群は、撮影レンズの瞳の全領域を受光する画素群であり、
前記第１の焦点検出画素群は、第１の基線長を有し、該撮影レンズの瞳の一部の領域を受光する画素群であり、
前記第２の撮像画素群は、前記撮影レンズの瞳の全領域を受光する画素群であり、
前記第２の焦点検出画素群は、前記第１の基線長よりも長い第２の基線長を有し、該撮影レンズの瞳の一部の領域を受光する画素群であり、
前記第１の撮像素子の画素ピッチは、前記第２の撮像素子の画素ピッチよりも小さい、ことを特徴とする撮像装置の制御方法。 Determining a shooting mode;
When the shooting mode is the first shooting mode, focus detection is performed using the first imaging element having the first imaging pixel group and the first focus detection pixel group, and the second imaging pixel group and the second imaging pixel group are detected. Generating a first image using a second imaging device having two focus detection pixel groups;
If the shooting mode is the second photographing mode, it performs focus detection using the second image sensor, have a, and generating a second image using the first image sensor,
The first imaging pixel group is a pixel group that receives the entire area of the pupil of the photographing lens;
The first focus detection pixel group is a pixel group having a first baseline length and receiving a partial region of the pupil of the photographing lens;
The second imaging pixel group is a pixel group that receives the entire area of the pupil of the photographing lens,
The second focus detection pixel group is a pixel group having a second baseline length longer than the first baseline length and receiving a partial region of the pupil of the photographing lens;
An image pickup apparatus control method , wherein a pixel pitch of the first image sensor is smaller than a pixel pitch of the second image sensor .
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| JP2013166280A JP6207293B2 (en) | 2013-08-09 | 2013-08-09 | IMAGING DEVICE, IMAGING SYSTEM, IMAGING DEVICE CONTROL METHOD, PROGRAM, AND STORAGE MEDIUM |
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| JP2013166280A JP6207293B2 (en) | 2013-08-09 | 2013-08-09 | IMAGING DEVICE, IMAGING SYSTEM, IMAGING DEVICE CONTROL METHOD, PROGRAM, AND STORAGE MEDIUM |
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| JP2015034917A JP2015034917A (en) | 2015-02-19 |
| JP2015034917A5 true JP2015034917A5 (en) | 2016-09-23 |
| JP6207293B2 JP6207293B2 (en) | 2017-10-04 |
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| JP6594046B2 (en) * | 2015-05-29 | 2019-10-23 | キヤノン株式会社 | Imaging apparatus and focus adjustment method |
| JP6584149B2 (en) * | 2015-05-29 | 2019-10-02 | キヤノン株式会社 | Imaging device |
| JP6639208B2 (en) * | 2015-11-30 | 2020-02-05 | キヤノン株式会社 | Imaging device and control method thereof |
| JP2019035825A (en) * | 2017-08-10 | 2019-03-07 | キヤノン株式会社 | Imaging device |
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| JP4967296B2 (en) * | 2005-10-03 | 2012-07-04 | 株式会社ニコン | Imaging device, focus detection apparatus, and imaging system |
| US8289377B1 (en) * | 2007-08-31 | 2012-10-16 | DigitalOptics Corporation MEMS | Video mode hidden autofocus |
| JP5669558B2 (en) * | 2010-12-15 | 2015-02-12 | キヤノン株式会社 | IMAGING DEVICE AND IMAGING DEVICE CONTROL METHOD |
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