JP2019161519A5 - - Google Patents
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- JP2019161519A5 JP2019161519A5 JP2018047403A JP2018047403A JP2019161519A5 JP 2019161519 A5 JP2019161519 A5 JP 2019161519A5 JP 2018047403 A JP2018047403 A JP 2018047403A JP 2018047403 A JP2018047403 A JP 2018047403A JP 2019161519 A5 JP2019161519 A5 JP 2019161519A5
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- JP
- Japan
- Prior art keywords
- camera
- optical axis
- screen
- image
- inspection method
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000007689 inspection Methods 0.000 claims 13
- 230000003287 optical Effects 0.000 claims 8
- 238000006243 chemical reaction Methods 0.000 claims 2
- 230000000630 rising Effects 0.000 claims 1
Claims (3)
検査用ターゲットの画像情報を有する光を、前記車両の外部のスクリーン上であって前記カメラにより撮影可能な位置に投影する投影ステップと、
前記スクリーン上に投影された前記検査用ターゲットを前記カメラにより撮影し撮影画像に基づき前記カメラの光軸のずれを検査する検査ステップと、を有し、
前記投影ステップでは、
前記スクリーン上に投影された前記検査用ターゲットが、前記スクリーン上に透視投影変換・逆変換処理した歪のある画像として描画され、描画された前記検査用ターゲットの画像が、前記カメラの撮像画像上で前記スクリーンから立ち上がった歪のない衝立状の画像に見えるように投影される
ことを特徴とするカメラ光軸検査方法。 It is a camera optical axis inspection method that inspects the deviation of the optical axis of the camera mounted on the vehicle and photographs the surroundings.
A projection step of projecting light having image information of an inspection target onto a screen outside the vehicle at a position that can be photographed by the camera.
Have a, an inspection step of inspecting the deviation of the optical axis of the camera based on the captured photographic image by the said inspection target projected onto the screen camera,
In the projection step
The inspection target projected on the screen is drawn as a distorted image that has undergone perspective projection conversion / inverse conversion processing on the screen, and the drawn image of the inspection target is on the captured image of the camera. A camera optical axis inspection method, characterized in that the image is projected so as to appear as a distortion-free impulsive image rising from the screen.
前記スクリーンが、少なくともレーダ検査用ターゲット、ライダー検査用ターゲット、レーダ電波吸収部材、レーザ光吸収部材、床、壁、又は天井のいずれか１つである
ことを特徴とするカメラ光軸検査方法。 In the camera optical axis inspection method according to claim 1,
A camera optical axis inspection method , wherein the screen is at least one of a radar inspection target, a rider inspection target, a radar radio wave absorbing member, a laser light absorbing member, a floor, a wall, or a ceiling.
前記スクリーンが、床である
ことを特徴とするカメラ光軸検査方法。 In the camera optical axis inspection method according to claim 1,
A camera optical axis inspection method , wherein the screen is a floor.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2018047403A JP7066462B2 (en) | 2018-03-15 | 2018-03-15 | Camera optical axis inspection method |
| PCT/JP2018/047155 WO2019176220A1 (en) | 2018-03-15 | 2018-12-21 | Camera optical axis inspection method, camera optical axis inspection line, and camera optical axis inspection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2018047403A JP7066462B2 (en) | 2018-03-15 | 2018-03-15 | Camera optical axis inspection method |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2019161519A JP2019161519A (en) | 2019-09-19 |
| JP2019161519A5 true JP2019161519A5 (en) | 2021-04-30 |
| JP7066462B2 JP7066462B2 (en) | 2022-05-13 |
Family
ID=67907631
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2018047403A Active JP7066462B2 (en) | 2018-03-15 | 2018-03-15 | Camera optical axis inspection method |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP7066462B2 (en) |
| WO (1) | WO2019176220A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2021085679A (en) * | 2019-11-25 | 2021-06-03 | トヨタ自動車株式会社 | Target device for sensor axis adjustment |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006074329A (en) * | 2004-09-01 | 2006-03-16 | Nissan Motor Co Ltd | Optical axis adjustment apparatus for on-vehicle camera |
| JP4861034B2 (en) | 2006-03-29 | 2012-01-25 | クラリオン株式会社 | Car camera calibration system |
| JP2007274564A (en) | 2006-03-31 | 2007-10-18 | Aisin Aw Co Ltd | Calibration apparatus and calibration method |
| JP2010156609A (en) | 2008-12-26 | 2010-07-15 | Toyota Motor Corp | Axis adjusting device and axis adjusting method |
| JP2016171509A (en) | 2015-03-13 | 2016-09-23 | 三菱電機株式会社 | Calibration device |
-
2018
- 2018-03-15 JP JP2018047403A patent/JP7066462B2/en active Active
- 2018-12-21 WO PCT/JP2018/047155 patent/WO2019176220A1/en active Application Filing
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