Further information for Pepperl + Fuchs PF LMR 18 3 2 1 0 K4 fiber optic light guide 021737 - LMR 18-3,2-1,0-K4
Fiber optic length: 1000 mm, jacket: metal, core: fiber optic, ambient temperature: -20 ... 85 °C (-4 ... 185 °F) [adapter] -50 ... 200 °C (-58 ... 392 °F) [end piece and jacket]