fiber optical test equipment. Fibre Optical Identifier
Tuolima provide Optical Fiber Indentifier OFI-3.  Portable, designed to detect optical signals without disrupting traffic, suitable for 0. 25, 0. 9 and 3. 0mm jacketed fiber.

Features:
1. Easy and convenient operation with a single keystroke
2. Detecting three signal frequencies 2kHz, 1kHz, 270Hz
3. Displaying signal intensity
4. Low battery reminder
5.Two 1.5 V dry batteries (Mignon AA size)
6. Concise LED light
7. Interchangeable adapter heads (clamps) for bare and jacketed fiber

Application:
Optical Signal Identify