Red Laser Light Pen 200AP+320A 6 Type Optical Fiber Power Meter Tester FC/SC/ST
Detector: InGaAs. Optical Connector: FC(interchangeable SC,ST) universal. Uncertainty:+5%. 200 Red Pen Wavelength(nm): 800-1700. Working temperature:-10 to +50. Resolution(db):0.05dB. 50mw, the distance: 25KM Working Wavelength(nm): 650+-10.