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5-1-2
Lighting
Board recognition (Lighting by two LED lights)
Recognition device
(PRU image process)
LED lighting in board recognition
• Coaxial lighting
It is used for such a smooth pattern as the
gold surface.
• Side lighting
It is used for such a rough pattern as the
copper surface.
293C-E-EMA05-A01-00
Camera
LED (coaxial) lighting
LED (side) lighting
Recognition mark
Board
The recognition is carried out by the reflected
light (board, bad mark, and dot recognition)
using LED lighting (coaxial and side lighting)
like the figure.
Before Teaching
5
Page 5-3
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