I tested and had no consistent results with a structured PEI coated steel sheet. Moving the head just 1or 2mm sideways produced deviations of up to 0.2mm in either direction. I am back to BL-Touch with more consistent overall results whereas the IR-probe was more consistent on the same spot.
Posts made by dl6lr
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RE: IR Sensor Efficacy with Powder Coated PEI Surfaceposted in IR Height Sensor