1. A must have to allow for PCB warpage if the AOI machine has angular cameras The center of the field of view (FoV) of angular cameras are set to be on the center of the FoV of the main camera. The optimal focal point of the main camera lens is on the printed circuit board (PCB) surface. A main camera lens typically has a focal depth of a few millimetres, a height range in… Read the full article…
5 reasons why a Z-axis is needed on the optical unit of an Automatic Optical Inspection Machine
