FBG Wavelength Locker
The wavelength of pump laser diode is varied at different operating temperatures. Fiber Bragg Gratings (FBG) with low reflectivity are used to stabilize the wavelength and intensity of optical amplifier pump laser.

Pump laser
Wavelength Locking


Parameters Unit Values
Center Wavelength nm 980, 1064 , 1480 Or 1550
Wavelength Tolerance nm +/-0.25
FWHM nm >0.02
Reflectivity -- >1%
Recoating -- Acrylate
Proof Test Kpsi >100
Fiber Type -- HIGH 1060, HIGH 980 Or SMF-28e
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