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Eachproduct is inspected in two particle inspection stations using the image subtraction method:
1 Vials are rotated.
2 The rotation of vial is stopped, the liquid continues
to move, particles move with the liquid.
3 A static CCD camera acquires multiple images.
4 The vision processor generates an overlay image
to separate all objects which have moved between
the images.
Ampule tip with geometry defect
Cap defect
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