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Gain Flattening Filter (GFF Series)

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Product Name: Gain Flattening Filter (GFF Series)


The Gain Flattening Filter is a micro optics device based on environmentally stable thin-film filter technology. It is used to flatten the spectral gain in EDFAs. The components are characterized with low error function, low insertion loss, high return loss, excellent environmental stability and high power handling capability.


Specifications

Parameter

Unit

Value

Wavelength Range

nm

As filter Spec

Max. Peak Insertion Loss

dB

0.6

Typ. Peak Insertion Loss

dB

0.4

Peak to Peak in Error Function @ 23

dB

0.5

Wavelength Thermal Drift

nm/

≤ 0.002

Min. Return Loss

dB

50

Max. Polarization Dependent Loss 

dB

0.1

Polarization Mode Dispersion

ps

0.1

Max. Optical Power (Continuous Wave)

mW

300

Max. Tensile Load

N

5

Fiber Type 

SMF-28 fiber

Operating Temperature

-5 to +70

Storage Temperature

-40 to +85


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