raman related photodetectors and fiber optic sensing products - page 2

[WDM] 2023-10-01 03:41:23

This is a 1450/1550/1660nm Raman WDM coupler module for DTS Raman temperature measurement system, with one 1550nm input port and three output ports (1450nm and 1660nm to APD photodetector, COM port to sensing optical cable. This module makes DTS system integration more convenient.

[Laser Module] 2025-04-23 12:31:31

The laser is customized for distributed fiber optic temperature measurement applications and features high stability, adjustable pulse width and high peak power output at 1550 nm with a minimum pulse width of 5 ns. It supports both ACC and APC mode operation.

[EDFA] 2023-11-04 23:53:50

The module integrates both an EDFA erbium-doped fiber amplifier and a Raman fiber amplifier inside the module, which significantly reduces system complexity, increases reliability, and reduces size compared to conventional EDFA and Raman amplification systems. The front-end EDFA is available as a pulsed EDFA or an amplified EDFA suitable for ultra-long-range fiber optic sensing systems or high-speed fiber optic communication systems.

[EDFA] 2024-10-28 13:09:50

Raman amplifier modules can be used in distributed fiber optic vibration systems, capable of increasing fiber optic sensing distances up to 40km or more.

[DVS Module] 2025-04-23 12:22:06

Raman amplifier solves the problem of low signal-to-noise ratio in distributed fiber optic acoustic sensing DAS systems