| 摘要 |
An apparatus and method wherein the apparatus comprises: at least one first target 3 positioned to enable a camera 13 to align with an optical axis 7; at least one second target 5 positioned to enable the camera to align with a plane 9 perpendicular to the optical axis 7; wherein the apparatus is configured such that alignment with the targets enables the position of the camera to be calibrated with one or more other cameras. |
