JP2007279677A5 - - Google Patents
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- JP2007279677A5 JP2007279677A5 JP2006314249A JP2006314249A JP2007279677A5 JP 2007279677 A5 JP2007279677 A5 JP 2007279677A5 JP 2006314249 A JP2006314249 A JP 2006314249A JP 2006314249 A JP2006314249 A JP 2006314249A JP 2007279677 A5 JP2007279677 A5 JP 2007279677A5
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- JP
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- evaluation value
- focus
- focus evaluation
- maximum value
- photographing lens
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- 238000011156 evaluation Methods 0.000 claims 36
- 238000003384 imaging method Methods 0.000 claims 8
- 230000000875 corresponding Effects 0.000 claims 3
- 230000000694 effects Effects 0.000 claims 2
Claims (7)
上記撮像手段の出力に基づいて、上記撮影レンズのピント状態を示す焦点評価値を所定時間間隔で演算する焦点評価値演算手段と、
撮影者によるマニュアルフォーカスで上記撮影レンズのピント合わせが為されている最中に、上記焦点評価値演算手段の演算結果を表示する評価値表示手段と、
上記撮影者によるマニュアルフォーカスで上記撮影レンズのピント合わせが為されている最中に、上記焦点評価値演算手段の出力に基づいて上記焦点評価値の最大値を決定し、該最大値のレベルを表示する最大値表示手段と、
を具備することを特徴とするカメラの焦点状態表示装置。 Imaging means for converting the imaged and the object image a subject image into a video signal through a shadow lens shooting,
A focus evaluation value calculating means for calculating a focus evaluation value indicating a focus state of the photographing lens at a predetermined time interval based on an output of the imaging means;
While the focus of the photographing lens in manual focus by the shadow's shooting has been made, the evaluation value display means for displaying the calculation result of the focus evaluation value calculation means,
While the photographing lens is being focused manually by the photographer, the maximum value of the focus evaluation value is determined based on the output of the focus evaluation value calculation means, and the level of the maximum value is determined. Maximum value display means for displaying;
A focus state display device for a camera.
上記撮像手段の出力に基づいて、上記撮影レンズのピント状態を示す焦点評価値を所定時間間隔で演算する焦点評価値演算手段と、
撮影者によるマニュアルフォーカスで上記撮影レンズのピント合わせが為されている最中に、上記焦点評価値演算手段の演算結果を表示する評価値表示手段と、
上記撮影者によるマニュアルフォーカスで上記撮影レンズのピント合わせが為されている最中に上記焦点評価値演算手段の出力に基づいて上記焦点評価値の最大値を決定し、さらに最新の上記焦点評価値が、上記最大値から所定値以上低下した値となった後再度上記最大値に一致したか否かを判断する最大値一致判断手段と、
上記最大値一致判断手段が、上記焦点評価値が再度上記最大値に一致したと判断した場合には、その旨を上記撮影者に報知する最大値一致報知手段と、
を具備することを特徴とするカメラの焦点状態表示装置。 Imaging means for converting the imaged and the object image a subject image into a video signal through a shadow lens shooting,
A focus evaluation value calculating means for calculating a focus evaluation value indicating a focus state of the photographing lens at a predetermined time interval based on an output of the imaging means;
While the focus of the photographing lens in manual focus by the shadow's shooting has been made, the evaluation value display means for displaying the calculation result of the focus evaluation value calculation means,
While the photographing lens is being manually focused by the photographer, the maximum value of the focus evaluation value is determined based on the output of the focus evaluation value calculation means, and the latest focus evaluation value Is a maximum value coincidence judging means for judging whether or not it is coincident with the maximum value again after becoming a value lower than a predetermined value from the maximum value,
When the maximum value match determination means determines that the focus evaluation value again matches the maximum value, the maximum value match notification means for notifying the photographer to that effect,
A focus state display device for a camera.
上記撮像手段の出力に基づいて、上記撮影レンズのピント状態を示す焦点評価値を所定時間間隔で演算する焦点評価値演算手段と、
撮影者によるマニュアルフォーカスで上記撮影レンズのピント合わせが為されている最中に、上記焦点評価値演算手段の演算結果を表示する評価値表示手段と、
上記撮影者によるマニュアルフォーカスで上記撮影レンズのピント合わせが為されている最中に、上記焦点評価値演算手段の出力に基づいて上記焦点評価値の最大値を決定し、該最大値のレベルを表示する最大値表示手段と、
上記撮影者によるマニュアルフォーカスで上記撮影レンズのピント合わせが為されている最中に、最新の上記焦点評価値が、上記最大値表示手段の出力である最大値から所定値以上低下した値となった後再度上記最大値に一致したか否かを判断する最大値一致判断手段と、
上記最大値一致判断手段が上記焦点評価値が再度上記最大値に一致したと判断した場合には、その旨を上記撮影者に報知する最大値一致報知手段と、
を具備することを特徴とするカメラの焦点状態表示装置。 Imaging means for converting the imaged and the object image a subject image into a video signal through a shadow lens shooting,
A focus evaluation value calculating means for calculating a focus evaluation value indicating a focus state of the photographing lens at a predetermined time interval based on an output of the imaging means;
While the focus of the photographing lens in manual focus by the shadow's shooting has been made, the evaluation value display means for displaying the calculation result of the focus evaluation value calculation means,
While the photographing lens is being focused manually by the photographer, the maximum value of the focus evaluation value is determined based on the output of the focus evaluation value calculation means, and the level of the maximum value is determined. Maximum value display means for displaying;
While the photographing lens is being focused manually by the photographer, the latest focus evaluation value is a value that is lower than the maximum value output from the maximum value display means by a predetermined value or more. A maximum value coincidence judging means for judging again whether or not the above maximum value is matched,
When the maximum value match determination means determines that the focus evaluation value again matches the maximum value, maximum value match notification means for notifying the photographer to that effect;
A focus state display device for a camera.
上記撮像手段の出力に基づいて、上記撮影レンズのピント状態を示す焦点評価値を所定時間間隔で演算する焦点評価値演算手段と、
撮影者によるマニュアルフォーカスで上記撮影レンズのピント合わせが為されている最中に、上記焦点評価値演算手段の演算結果を表示する評価値表示手段と、
上記映像信号に対応する画像の略全体をスルー画表示するモードである非拡大モード、または上記映像信号に対応する画像の一部を拡大してスルー画表示するモードである拡大モードに切り替える為のモード切り替え手段と、
を具備し、
上記焦点評価値演算手段は、上記映像信号に対応する画像における焦点評価値演算を行う対象の領域である焦点評価値演算領域を、上記非拡大モード時と上記拡大モード時とで異なる領域として設定することを特徴とするカメラの焦点状態表示装置。 Imaging means for converting the imaged and the object image a subject image into a video signal through a shadow lens shooting,
A focus evaluation value calculating means for calculating a focus evaluation value indicating a focus state of the photographing lens at a predetermined time interval based on an output of the imaging means;
While the focus of the photographing lens in manual focus by the shadow's shooting has been made, the evaluation value display means for displaying the calculation result of the focus evaluation value calculation means,
To switch to a non-enlarging mode that is a mode for displaying a through image of substantially the entire image corresponding to the video signal, or an enlarging mode that is a mode for displaying a through image by enlarging a part of the image corresponding to the video signal. Mode switching means;
Comprising
The focus evaluation value calculation means sets the focus evaluation value calculation area, which is a target area for performing the focus evaluation value calculation in the image corresponding to the video signal, as a different area between the non-enlargement mode and the enlargement mode. A focus state display device for a camera.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006314249A JP4948133B2 (en) | 2006-03-14 | 2006-11-21 | Camera focus state display device |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006069368 | 2006-03-14 | ||
JP2006069368 | 2006-03-14 | ||
JP2006314249A JP4948133B2 (en) | 2006-03-14 | 2006-11-21 | Camera focus state display device |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2007279677A JP2007279677A (en) | 2007-10-25 |
JP2007279677A5 true JP2007279677A5 (en) | 2010-01-14 |
JP4948133B2 JP4948133B2 (en) | 2012-06-06 |
Family
ID=38681143
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006314249A Expired - Fee Related JP4948133B2 (en) | 2006-03-14 | 2006-11-21 | Camera focus state display device |
Country Status (1)
Country | Link |
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JP (1) | JP4948133B2 (en) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4958812B2 (en) | 2008-02-21 | 2012-06-20 | パナソニック株式会社 | Camera device and focus adjustment support method |
JP2010101951A (en) * | 2008-10-21 | 2010-05-06 | Ricoh Co Ltd | Imaging apparatus |
JP2012008307A (en) * | 2010-06-24 | 2012-01-12 | Olympus Imaging Corp | Imaging apparatus and display method |
US8600226B2 (en) * | 2010-08-30 | 2013-12-03 | Samsung Electronics Co., Ltd. | Focusing methods and apparatus, and recording media for recording the methods |
KR101720191B1 (en) * | 2010-08-30 | 2017-03-27 | 삼성전자주식회사 | Focusing apparatus, focusing method and medium for recording the method |
US8525923B2 (en) | 2010-08-30 | 2013-09-03 | Samsung Electronics Co., Ltd. | Focusing method and apparatus, and recording medium for recording the method |
KR101817650B1 (en) | 2010-09-08 | 2018-01-11 | 삼성전자주식회사 | Focusing Appratus |
DE102010045638B4 (en) | 2010-09-17 | 2012-12-06 | Tenneco Gmbh | Method for wrapping a body of an exhaust system |
JP6503756B2 (en) | 2014-02-14 | 2019-04-24 | セイコーエプソン株式会社 | Projector and projector control method |
JP6999296B2 (en) * | 2017-06-20 | 2022-01-18 | 池上通信機株式会社 | Focus assist system device |
WO2023029046A1 (en) * | 2021-09-06 | 2023-03-09 | 深圳市大疆创新科技有限公司 | Photographic device and focusing method therefor, and photographic system and readable storage medium |
JP7198378B1 (en) | 2022-01-17 | 2022-12-28 | Dmg森精機株式会社 | Image processors, machine tools and imaging units |
WO2023228609A1 (en) * | 2022-05-27 | 2023-11-30 | ソニーグループ株式会社 | Lens device, imaging device, and lens drive method |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001042207A (en) * | 1999-07-29 | 2001-02-16 | Olympus Optical Co Ltd | Electronic camera |
JP3812824B2 (en) * | 2002-03-12 | 2006-08-23 | カシオ計算機株式会社 | Imaging apparatus, focusing status display method, and program |
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2006
- 2006-11-21 JP JP2006314249A patent/JP4948133B2/en not_active Expired - Fee Related
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