1553.36 nm Athermal Package FBG, 20 Ghz FWHM DWDM It features a built-in detector

It features a built-in detector and offers excellent stability and reliability

Thermistor & Monitor PD

This acts like a variable

The L3001-S is a 1310 nm polarization insensitive isolator

1553.36 nm Athermal Package FBG, 20 Ghz FWHM DWDM It features a built-in detectorFBG is the key component that acts as a rejection filter in telecommunications. The center wavelength of FBG is very sensitive to changes of temperature or strain. The package is used by the technology of temperature compensation to make the wavelength very stable. FEATURES20 G Channel Spacing Low Insertion LossExcellent Channel Isolation USE INRegional and Long Haul DWDM NetworksWavelength Reference Lead Time: 3 4 WeeksDatasheet