JP2005292784A5 - - Google Patents
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- JP2005292784A5 JP2005292784A5 JP2005004244A JP2005004244A JP2005292784A5 JP 2005292784 A5 JP2005292784 A5 JP 2005292784A5 JP 2005004244 A JP2005004244 A JP 2005004244A JP 2005004244 A JP2005004244 A JP 2005004244A JP 2005292784 A5 JP2005292784 A5 JP 2005292784A5
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- 238000005375 photometry Methods 0.000 claims 5
- 239000011159 matrix material Substances 0.000 claims 3
- 230000035945 sensitivity Effects 0.000 claims 3
- 230000003595 spectral effect Effects 0.000 claims 3
- 230000005540 biological transmission Effects 0.000 claims 2
- 230000000295 complement effect Effects 0.000 claims 2
- 238000002834 transmittance Methods 0.000 claims 2
Claims (17)
前記測光部により出力された前記複数の測光値に応じて測色情報と測光情報とを取得する取得部と
を備えたことを特徴とする測光装置。 A first photometric sensor having a spectral sensitivity in a wavelength region of at least 550 nm, a second photometric sensor having a spectral sensitivity peak in a red wavelength region, and a third photometric sensor having a spectral sensitivity peak in a blue wavelength region. Each photometric sensor is arranged in a matrix on the photometric surface, and the first photometric sensor is arranged in at least two rows along a first direction of the photometric surface; and A second block in which the second photometric sensor and the third photometric sensor are alternately and repeatedly arranged along the first direction; and a third block having the same arrangement as the first block; A fourth block in which the second photometric sensor and the third photometric sensor in the second block are interchanged is sequentially and repeatedly arranged along a second direction orthogonal to the first direction. Been Ri, a photometry unit for outputting a plurality of photometric values obtained by each of the photometric sensor,
A photometric device comprising: an acquisition unit that acquires colorimetric information and photometric information according to the plurality of photometric values output by the photometric unit.
前記測光部は、前記第１の測光センサとして緑色フィルタを備えた受光部を用いる
ことを特徴とする測光装置。 The photometric device according to claim 1,
The photometric unit uses a light receiving unit having a green filter as the first photometric sensor.
前記測光部は、前記第１の測光センサとして比視感度フィルタを備えた受光部を用いる
ことを特徴とする測光装置。 The photometric device according to claim 1,
The photometric unit uses a light receiving unit including a relative visibility filter as the first photometric sensor.
前記測光部は、前記第１の測光センサとして黄色の補色フィルタを備えた受光部を用いる
ことを特徴とする測光装置。 The photometric device according to claim 1,
The photometric unit uses a light receiving unit including a yellow complementary color filter as the first photometric sensor.
前記測光部は、前記第１の測光センサとして全透過フィルタを備えた受光部を用いる
ことを特徴とする測光装置。 The photometric device according to claim 1,
The photometric unit uses a light receiving unit including a total transmission filter as the first photometric sensor.
前記測光部は、前記第１の測光センサよりも透過率の低い第４の測光センサを有し、前記第１のブロックと前記第３のブロックとの少なくとも一方の一部に、前記第１の測光センサに換えて前記第４の測光センサを備える
ことを特徴とする測光装置。 The photometric device according to any one of claims 1 to 5 ,
The photometric unit includes a fourth photometric sensor having a transmittance lower than that of the first photometric sensor, and the first photometric unit includes at least a part of at least one of the first block and the third block. A photometric device comprising the fourth photometric sensor instead of the photometric sensor.
前記測光部は、前記第２の方向において前記第１のブロックと前記第２のブロックと前記第３のブロックと前記第４のブロックとをそれぞれ一つずつ含み、かつ、前記第１の方向において前記第２の測光センサと前記第３の測光センサとをそれぞれ一つずつ含むパターンを一つの測光領域とし、前記測光領域ごとに前記第４の測光センサを一つ備えるThe photometry unit includes one each of the first block, the second block, the third block, and the fourth block in the second direction, and in the first direction. A pattern including one each of the second photometric sensor and the third photometric sensor is defined as one photometric area, and one fourth photometric sensor is provided for each photometric area.
ことを特徴とする測光装置。A photometric device characterized by that.
前記測光部は、前記第１のブロックおよび前記第３のブロックが前記第２の方向に沿って２列ずつ配列されているとともに、前記第２のブロックおよび前記第４のブロックが前記第２の方向に沿って１列ずつ配列されているIn the photometry unit, the first block and the third block are arranged in two columns along the second direction, and the second block and the fourth block are the second block. Arranged in a row along the direction
ことを特徴とする測光装置。A photometric device characterized by that.
少なくとも５５０ｎｍ近傍の波長域の光を透過する第１のフィルタと、赤色波長域の光を透過する第２のフィルタと、青色波長域の光を透過する第３のフィルタとを有し、かつ、前記第１のフィルタが前記マトリクス上に配列された前記複数の受光素子の第１の方向に沿って少なくとも２列に配列された第１のブロックと、前記第２のフィルタと前記第３のフィルタとが前記第１の方向に沿って交互に繰り返し配列された第２のブロックと、前記第１のブロックと同一の配列の第３のブロックと、前記第２のブロックにおける前記第２のフィルタと前記第３のフィルタとが入れ替わった配列の第４のブロックとが、前記第１の方向に直交する第２の方向に沿って順次繰り返し配列されて成るフィルタ群と、
前記フィルタ群を介して、前記測光センサの前記受光素子により検出された前記光量に基づいて測光情報を検出する測光部と、
前記測光部により検出された前記測光情報に基づいて測色情報を検出する測色部と
を備えたことを特徴とする測光装置。 A plurality of light receiving elements arranged in a matrix, a photometric sensor for detecting the amount of light received by the plurality of light receiving elements;
A first filter that transmits light in a wavelength region near at least 550 nm, a second filter that transmits light in a red wavelength region, and a third filter that transmits light in a blue wavelength region, and A first block in which the first filter is arranged in at least two columns along a first direction of the plurality of light receiving elements arranged on the matrix; the second filter; and the third filter. Are alternately and repeatedly arranged along the first direction, a third block having the same arrangement as the first block, and the second filter in the second block; A filter group in which a fourth block in an array in which the third filter is replaced is sequentially and repeatedly arranged along a second direction orthogonal to the first direction;
A photometric unit that detects photometric information based on the amount of light detected by the light receiving element of the photometric sensor via the filter group;
A photometric device comprising: a colorimetric unit that detects colorimetric information based on the photometric information detected by the photometric unit.
前記フィルタ群は、前記第１のフィルタとして緑色フィルタを備える
ことを特徴とする測光装置。 The photometric device according to claim 9 , wherein
The filter group includes a green filter as the first filter.
前記フィルタ群は、前記第１のフィルタとして比視感度フィルタを備える
ことを特徴とする測光装置。 The photometric device according to claim 9 , wherein
The photometric device, wherein the filter group includes a relative visibility filter as the first filter.
前記フィルタ群は、前記第１のフィルタとして黄色の補色フィルタを備える
ことを特徴とする測光装置。 The photometric device according to claim 9 , wherein
The photometric apparatus, wherein the filter group includes a yellow complementary color filter as the first filter.
前記フィルタ群は、前記第１のフィルタとして全透過フィルタを備える
ことを特徴とする測光装置。 The photometric device according to claim 9 , wherein
The filter group includes a total transmission filter as the first filter.
前記フィルタ群は、前記第１のフィルタよりも透過率の低い第４のフィルタを有し、前記第１のブロックと前記第３のブロックとの少なくとも一方の一部に、前記第１のフィルタに換えて前記第４のフィルタを備える
ことを特徴とする測光装置。 The photometric device according to any one of claims 9 to 13 ,
The filter group includes a fourth filter having a transmittance lower than that of the first filter, and at least part of at least one of the first block and the third block is included in the first filter. A photometric device comprising the fourth filter instead.
前記測光部は、前記第２の方向において前記第１のブロックと前記第２のブロックと前記第３のブロックと前記第４のブロックとをそれぞれ一つずつ含み、かつ、前記第１の方向において前記第２の測光センサと前記第３の測光センサとをそれぞれ一つずつ含むパターンを一つの測光領域とし、前記測光領域ごとに前記第４のフィルタを一つ備えるThe photometry unit includes one each of the first block, the second block, the third block, and the fourth block in the second direction, and in the first direction. A pattern including one each of the second photometric sensor and the third photometric sensor is defined as one photometric area, and one fourth filter is provided for each photometric area.
ことを特徴とする測光装置。A photometric device characterized by that.
前記測光部は、前記第１のブロックおよび前記第３のブロックが前記第２の方向に沿って２列ずつ配列されているとともに、前記第２のブロックおよび前記第４のブロックが前記第２の方向に沿って１列ずつ配列されているIn the photometry unit, the first block and the third block are arranged in two columns along the second direction, and the second block and the fourth block are the second block. Arranged in a row along the direction
ことを特徴とする測光装置。A photometric device characterized by that.
ことを特徴とするカメラ。 A camera comprising the photometric device according to any one of claims 1 to 16 .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2005004244A JP2005292784A (en) | 2004-03-09 | 2005-01-11 | Photometric device with colorimetric function and camera with the photometric device |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004066062 | 2004-03-09 | ||
| JP2005004244A JP2005292784A (en) | 2004-03-09 | 2005-01-11 | Photometric device with colorimetric function and camera with the photometric device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2005292784A JP2005292784A (en) | 2005-10-20 |
| JP2005292784A5 true JP2005292784A5 (en) | 2008-02-28 |
Family
ID=35325720
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2005004244A Pending JP2005292784A (en) | 2004-03-09 | 2005-01-11 | Photometric device with colorimetric function and camera with the photometric device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2005292784A (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102006015269A1 (en) * | 2006-04-01 | 2007-10-25 | Carl Zeiss Microimaging Gmbh | Spectrometric measuring system and method for compensation of stray light |
| JP4952293B2 (en) * | 2007-02-22 | 2012-06-13 | 株式会社ニコン | Photometric device and imaging device |
| JP2009260411A (en) * | 2008-04-11 | 2009-11-05 | Olympus Corp | Image pickup apparatus |
| JP2013167682A (en) * | 2012-02-14 | 2013-08-29 | Nikon Corp | Photometric sensor and imaging apparatus |
| JP6409334B2 (en) * | 2014-05-20 | 2018-10-24 | リコーイメージング株式会社 | Imaging apparatus and luminance information generation method |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08220586A (en) * | 1995-02-13 | 1996-08-30 | Nikon Corp | Electronic camera |
| JP3511772B2 (en) * | 1995-12-21 | 2004-03-29 | ソニー株式会社 | Solid-state imaging device, driving method of solid-state imaging device, camera device and camera system |
| JPH10108079A (en) * | 1996-09-27 | 1998-04-24 | Toyota Central Res & Dev Lab Inc | Imaging device |
| KR100216672B1 (en) * | 1996-12-30 | 1999-09-01 | 김영환 | Color filter array and its signal treatement circuit |
| JP2001008240A (en) * | 1999-06-24 | 2001-01-12 | Minolta Co Ltd | Luminance characteristic measuring device for CRT |
| JP4641601B2 (en) * | 2000-09-08 | 2011-03-02 | 富士通テン株式会社 | Image processing apparatus and image processing system |
| JP4453189B2 (en) * | 2000-10-31 | 2010-04-21 | 株式会社豊田中央研究所 | Imaging device |
| EP1213568B1 (en) * | 2000-12-08 | 2005-12-28 | Gretag-Macbeth AG | Device for the measurement by pixel of a plane measuring object |
| JP4421793B2 (en) * | 2001-07-13 | 2010-02-24 | 富士フイルム株式会社 | Digital camera |
-
2005
- 2005-01-11 JP JP2005004244A patent/JP2005292784A/en active Pending
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