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Germanate glass core fiber

GDF-SM-2.2/125-75
Higly Ge-doped silica fibers are used for variety of nonlinear applications.

 

High germanate fiber

GDF-SM-2.2/125-75

Core diameter, µm2.2
Clading diameter, µm125 ± 1
Coating diameter, µm260 ± 10
Delta n0.11
GeO2 concentration, %75
Cutoff wavelength, µm1.4
Minimum loss (at ~1700-1850 nm), dB/km~ 20
Splicing loss with ordinary fiber, dB~ 1
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