Mini FTTH Active Fiber OTDR With Optical Power Meter,Stable Light Source VFL Multifunction Fibre Optique Tester ,Wide Measuring Range

Band light testDo not disconnect the OLT lineIt can be tested in the light cat measuring belt Integrated 10MW red light source1Hz/2Hz flashing free switching[red light wavelength 650nm±20nm] [output power 5MW][5~10km detection] Stable light source Left and right key switching Modulation frequencyThe output optical power of "OTDR" interface is about - 10dBm Output wavelength 1550nm or 1610nm Light loss measurementSimple operation and professional guidanceOptical loss zeroing | insertion loss test | loss test Easy operation by one person Fault location and maintenance are easy to handleBreakpoint | bending| hot melting | insertion loss accurate positioning clear at a glance