| 摘要 |
An optical detection device of surface defects for detecting a surface or parting line imperfection of an O-ring (1) comprising a first green light source (2) directed at the object to be inspected (1) according to a first direction and a second red light source (3) directed at said object to be inspected (1) according to a second direction distinct from said first direction and colour video camera (6) adapted to film said O-ring to be inspected and to detect, directly or indirectly, the intensity of the chromatic components of the colours emitted by said light sources. |
