... anti-reflective TFT LCD, visible clearly in field 4. 1.6m extra-short event dead zone 5 ... Zone ≤1.6m Applicable Fiber Single-mode Distance Range 4, 8, 16, 32, 64, 128, 256km ... Sampling Resolution 0.25, 0.5, 1, 2, 4, 8, 16mPulse width10, 30, 80, 160, 320, ... screen)InterfaceUSB, Min-USBVFL650nm±10nm,2mW (typical), CW/1HzLanguageSimple Chinese/EnglishOptical ConnectorFC/UPC (universal connector)Power ...