发明授权
US09113048B2 Method and device for inspecting surface 有权
检查表面的方法和装置

Method and device for inspecting surface
摘要:
A surface inspecting device is provided in the present application. The surface inspecting device includes a pair of light modules respectively providing flashes to a surface from two different angles in sequence; an image sensing module acquiring an image of the surface upon a respective one of the flashes; and a computing module electrically connected with the image sensing module and processing the image by an image subtraction algorithm.
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