Dynamic range Please refer to "OTDR modules specifications" Distance uncertainty ±(0.75m+ sample space + measurement distance×0.003%)1 Sampling resolution 0.05,0.1,0.2,0.5,1,2,4,8,16m Distance range 0.4,0.8,1.6,3.2,6.4,16,32,64,128,256,512km(SMF); 0.4,0.8,1.6,3.2,6.4,16,32 (MMF of 850nm) Pulse width 5,10,30,80,160,320,640,1280,5120,10240,20480ns 5,10,30,80,160,320,640,1280 (MMF of 850nm) Loss...