Coaxial Fiber Optic Cable Diffuse Sensing Method Cable Length 6 9/16 ft Max Sensing Distance 210 mm Min Object Size 0.005mm dia Sheath Polyethylene Fiber Material Core Polymethyl Methacrylate Temp Range -40 Degrees to 158 Degrees F Cable Dia 2 mm Tip Type M6 Screw Standards IEC Approval UL Listed