Leuze electronic prk 2 min retroreflective photoelectric sensor pol filter leuze electronic 50112137 this miniature retroreflective photoelectric sensor features a polarisation filter that enables the detector to easily and reliably detect object with glossy surfaces the small homogenous and highly visible red light spot makes it easy for sensor set up and is ideally suited for the detection of small parts br br ideally used with tks 100 x 100mm reflector b 64 3799 b for ma