Frequently Asked Questions

The GK-PMIWDM Series combines the functions of a filter WDM and an isolator in a single device, designed to efficiently combine signal and pump wavelengths while providing stable signal isolation at 1550 nm. It is ideal for fiber amplifiers and other optical communication systems.

The device features high isolation (up to 55 dB), low insertion loss (as low as 1.2 dB for dual-stage), polarization-maintaining design, and compliance with Telcordia standards, ensuring reliable performance in various environments.

The device is available in single-stage and dual-stage configurations, providing flexibility based on the application requirements. Each configuration offers different levels of insertion loss and isolation to suit specific needs.

The GK-PMIWDM Series uses PM 1550 Panda Fiber for the pass port, PM 980 Panda Fiber for the common port, and HI 1060 or PM 980 Panda Fiber for the reflect port, ensuring stable polarization and signal integrity.

The device operates reliably across a temperature range of -5°C to +70°C and can be stored at temperatures ranging from -40°C to +85°C, making it suitable for a variety of environmental conditions.

The device maintains signal integrity through high isolation (up to 55 dB), low insertion loss, and polarization-maintaining capabilities, ensuring minimal signal degradation and crosstalk in critical applications.

The device is typically used in fiber amplifiers, optical communication systems, and laser systems where precise wavelength management and stable polarization are crucial.

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