Panasonic nx5prvm5b c miniature photoelectric sensor retroreflective adjustable panasonic nx5prvm5b c a miniature photoelectic sensor of the retroreflective type that features a 5m detection range and multi voltage operation additionally this light barrier has continuously variable sensitivity adjustment and a polarising filter that aids in the detection of shiny objects suitable applications include personnel vehicle and object detection object presence and positioning panasonic nx5prvm