Philtec Data Sheet Reflectance Dependent Models – Analog D171 View Datasheet PDF Specifications Fiber Optic Diameter inch 0.171 mm 4.32 Total Range inch 2.000 mm 50 Near Side Range inch 0.375 microns 9500 Far Side Range inch 1.600 mm 40.5 Download Probes / Drawings 3D CAD URL PDF URL