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Figure 5.35: LFSR (linear feedback shift register) test image
non-flat histogram (Fig. 5.37) indicates problems, that may be caused either by the cable, by
the connectors or by the frame grabber.
A possible origin of failure message can be caused by the CameraLink
which exceeds the maximum length. The maximal cable length depends on the
frequency of the pixel clock. At a pixel clock of 80 MHz, a length of 8 m can be
achieved with a good cable. Also, CameraLink
stress due to wrong installation or from severe electromagnetic interference.
.
5.11 Test Images
®
cables may suffer either from
®
cable
63
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