Optical Fiber Loss Tester -70S Power Meter — -70dBm~+10dB & -50dBm~+26dB, Universal Interface

The Optical Fiber Loss Tester -70S is a precision power meter designed to deliver accurate power-loss readings for fiber connections. It supports wide dynamic ranges (-70dBm~+10dB and -50dBm~+26dB), enabling reliable testing across both very low and higher signal levels. Built with a durable design and quality components, the unit provides consistent, repeatable measurements for installation, maintenance, and troubleshooting. Operation is straightforward thanks to a universal interface, clear display and intuitive controls—suitable for newcomers and experienced technicians alike. By precisely locating and quantifying losses, this tester helps maintain high-quality fiber links, minimize signal degradation and ensure optimal transmission performance.