Black Box Corporation FOLS-SM-100 Single-Mode Light Source for Fiber Optic Testing

This single-mode light source is designed for precise testing and troubleshooting of fiber optic networks. Compact and portable, it provides stable output with high reliability, making it an essential tool for any technician.

Equipped with an easy-to-read display, the light source allows users to select the desired wavelength to match their testing requirements. Its robust design ensures durability and long-term performance in various environments.