La description

sensor opt,refl M18x1/81,5lg,rotl,polf10-30V DC,100mA,pnp,Sn:2,5m,M12St4p
Mechanical features

Housing material – PBT.
Thread size, metric – 18.
Housing design – Cylinder, screw-thread.
Degree of protection (IP) – IP67.
Sensor length – 67mm.

Ambient temperature – -25 - 55°C.
Thread pitch – 1mm.
Material of optical surface – PMMA.
Sensor diameter – 18mm.
Storage temperature – -25 - 70°C.''