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High Absorption Er-Doped Fiber

The CJ Photonics High Absorption Er-Doped Fiber can reduce the length of the fiber used, thereby reducing the nonlinear effects of the fiber. They are mainly used in 1.5μm fiber amplifiers and fiber lasers. This fiber uses a 980nm or 1480nm pump, with low fusion loss and good consistency.

Products Detail

  Product Features

High concentration doping reduces nonlinear effects
High consistency and stable performance

  Application Area

● Fiber amplifier
● Fiber laser

Type
Parameter

CJEDF-M-50

CJEDF-M-80

CJEDF-M-100

CJEDF-M-150

 

Optical

 

Cut-off Wavelength

nm

1300

1300

1400

1500

Core NA

-

0.26±0.02

0.26±0.02

0.26±0.02

0.26±0.02

Backgrouund Loss@1200nm

dB/km

≤15.0

≤15.0

≤15.0

≤15.0

Core Absorption@1530nm

dB/m

50.0±10.0

80.0±20.0

100.0±20.0

150.0±30.0

Mode-field Diameter@1550nm

µm

5.0±0.7

5.0±0.7

5.0±0.7

5.0±0.7

Geometrical&Mechanical

Cladding Diameter

µm

125.0±1.0

125.0±1.0

125.0±1.0

125.0±1.0

Coating Diameter

µm

245.0±5.0

245.0±5.0

245.0±5.0

245.0±5.0

Core-Cladding Concentricity Error

µm

≤0.3

≤0.3

≤0.3

≤0.3

Cladding Geometry

-

Circular

Circular

Circular

Circular

Coating Material

-

high refractive index coating

high refractive index coating

high refractive index coating

high refractive index coating

Matrix Material

-

silica

silica

silica

silica

Proof Test

kpsi

200

≥200

≥200

≥200


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