Phase shifted Fiber Bragg gratings show a very narrow transmission band within its reflection bandwidth. Using special structures, even multiple transmission bands are possible.
The phase shifted FBGs can be applied to an athermal setup or a temperature stabilization, as well as to a tuning setup.
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- Highly accurate wavelength references (see Wavelength references)
- ASE filtering
- Spectroscopy
- Optical CDMA
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Phase shifted FBGs can also be applied to tuning or temperature stabilizing setups.
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