JP2019191561A - カメラ及び焦点調節方法 - Google Patents
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- Studio Devices (AREA)
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- Structure And Mechanism Of Cameras (AREA)
- Automatic Focus Adjustment (AREA)
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Abstract
Description
Claims (15)
- 検出領域(14)から画像データを取得するための画像センサ(18)と、前記画像センサ(18)の前に配置された受光光学系(16)と、前記受光光学系(16)の焦点位置を回転運動により変更するためのネジ(24)を有する焦点調節部(24、28)と、前面パネル(32)とを備えるカメラ(10)において、
前記受光光学系(16)を外側から前記ネジ(24)の内部において回転させることによって焦点を調節するために、該受光光学系(16)が、前記前面パネル(32)を通じてアクセス可能な内側輪郭(28)を前側の領域に備えていることを特徴とするカメラ(10)。 - 前記前面パネル(32)が、前記内側輪郭(28)を外側から自由にアクセス可能な状態にするために開口(34)を備えていることを特徴とする請求項1に記載のカメラ(10)。
- 前記受光光学系(16)が前記開口(34)内に密閉状態で配置されていることを特徴とする請求項1又は2に記載のカメラ(10)。
- 前記受光光学系(16)が前記内側輪郭(28)と光学素子(20)との間に保護要素(38)を備えていることを特徴とする請求項1〜3のいずれかに記載のカメラ(10)。
- 前記受光光学系(16)の現在位置を特定するための焦点位置測定部(46、48)を備えていることを特徴とする請求項1〜4のいずれかに記載のカメラ(10)。
- 前記焦点位置測定部(46、48)が磁気要素(48)とホールセンサ(46)とを備えていることを特徴とする請求項5に記載のカメラ(10)。
- 前記焦点位置測定部(46、48)が前記磁気要素(48)を有するキャリッジ要素(58)を備え、該キャリッジ要素(58)が前記受光光学系(16)の外周部に接触して配置され、弾性力(66)により背後から軸方向に前記受光光学系(16、36、60)に押圧されていることを特徴とする請求項6に記載のカメラ(10)。
- 撮影対象の物体までの距離を特定するための距離測定部(44)を備えていることを特徴とする請求項1〜7のいずれかに記載のカメラ(10)。
- 前記距離測定部(44)が発光器、受光器、及び、光信号の送出から再検出までの光伝播時間を測定するための光伝播時間測定部を備えていることを特徴とする請求項8に記載のカメラ(10)。
- 所要の焦点位置を表示するための第1の表示部(50)、及び/又は、前記受光光学系(16)の現在位置を表示するための第2の表示部(52)を備えていることを特徴とする請求項1〜9のいずれかに記載のカメラ(10)。
- 前記第1の表示部(50)及び/又は前記第2の表示部(52)が桟状ライト、特に光源(50a、52a)を一列に配置したものを備えていることを特徴とする請求項10に記載のカメラ(10)。
- 前記第1の表示部(50)及び前記第2の表示部(52)が比較可能な目盛と共に互いに近接して配置されていることを特徴とする請求項10又は11に記載のカメラ(10)。
- 前記画像データの中でコード領域を識別してそのコード内容を読み出すように構成された制御及び評価部(54)を備えていることを特徴とする請求項1〜12のいずれかに記載のカメラ(10)。
- 画像センサ(18)と前面パネル(32)を有するカメラ(10)の焦点調節方法であって、前記画像センサ(18)の前に配置された受光光学系(16)の焦点位置をネジ(24)の内部における回転運動により変更する方法において、
前記受光光学系(28)の前側の領域にある内側輪郭(28)に前記前面パネル(32)の開口(34)を通じて外側から工具を嵌合させて該工具で前記受光光学系(28)を前記ネジの内部において回転させることにより前記回転運動を外側から生じさせることを特徴とする方法。 - 所要の焦点位置を撮影対象の物体までの距離として、また実際の焦点位置を前記受光光学系(16)の位置として、それぞれ測定及び表示し、前記ネジ(24)の内部における前記受光光学系(16)の回転により、実際の焦点位置と所要の焦点位置が一致するまで実際の焦点位置を変更することを特徴とする請求項14に記載の方法。
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DE102018102917.9 | 2018-02-09 | ||
DE102018102917.9A DE102018102917B3 (de) | 2018-02-09 | 2018-02-09 | Kamera und Verfahren zur Fokusverstellung |
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US (1) | US10719676B2 (ja) |
EP (1) | EP3525445B1 (ja) |
JP (1) | JP7008652B2 (ja) |
KR (1) | KR102127205B1 (ja) |
CN (1) | CN110139007B (ja) |
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DE102020109928B3 (de) | 2020-04-09 | 2020-12-31 | Sick Ag | Kamera und Verfahren zur Erfassung von Bilddaten |
US11350024B1 (en) * | 2021-03-04 | 2022-05-31 | Amazon Technologies, Inc. | High speed continuously adaptive focus and deblur |
DE202022104036U1 (de) | 2022-07-18 | 2023-10-23 | Sick Ag | Codelesevorrichtung |
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2018
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JP2021179602A (ja) * | 2020-04-09 | 2021-11-18 | ジック アーゲー | 移動する物体の画像データの取得 |
JP7350027B2 (ja) | 2020-04-09 | 2023-09-25 | ジック アーゲー | 移動する物体の画像データの取得 |
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US10719676B2 (en) | 2020-07-21 |
KR102127205B1 (ko) | 2020-06-26 |
CN110139007B (zh) | 2021-04-27 |
KR20190096835A (ko) | 2019-08-20 |
US20190251312A1 (en) | 2019-08-15 |
EP3525445B1 (de) | 2020-05-20 |
CN110139007A (zh) | 2019-08-16 |
JP7008652B2 (ja) | 2022-01-25 |
DK3525445T3 (en) | 2020-07-13 |
DE102018102917B3 (de) | 2019-01-24 |
EP3525445A1 (de) | 2019-08-14 |
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