... of fiber-optic network. It features smart appearance, backlight, auto-shutdown and widely dynamic range, good testing precision and universal optical connector for ... /ST. Features: 1. High sensitivity, large dynamic range 2. universal connector interface: FC/SC/ST-LC/MU. 3. Quick response, without ... : 1. Maintenance Telecom 2. Maintenance CATV 3. Test Lab of Fiber Optic 4. Optical fiber sensors