Polarization-Maintaining Erbium-Doped Fiber

This Erbium-doped single-clad PM fiber features a high absorption and high birefringence that make this product the ideal solution for the design of eye-safe PM fiber lasers and amplifiers for a wide range of 1.5 μm applications.

Product features：High absorption– reduces nonlinear effects、 High birefringence – minimizes stress、 Provides highly efficient energy transfer – minimizing pump power requirements、 Low background losses

Application area：Ultrafast fiber lasers & amplifiers、 LiDAR、 Second Harmonic Generation、 Medical、 Scientific

Unit Price

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Part Number

ER50-PM-6/125

Lead Time

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Stock

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General Parameters

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Dimensional Drawing

Specifications

PN#/Parameters			ER7-PM-6/125	ER14-PM-6/126	ER30-PM-6/125	ER50-PM-6/125
Optical specs	Cutoff Wavelength	nm	≤1300	≤1300	≤1300	≤1300
	Core NA		0.22±0.02	0.22±0.02	0.26±0.02	0.26±0.02
	Core Absorption @ 1530 nm	dB/m	7.0±2.0	14.0±3.0	30.0±3.0	50.0±5.0
	Birefringence coefficient	10⁴	≥3.5	≥3.5	≥3.5	≥3.5
	Mode Field Diameter@1550nm	μm	5.5±1.0	5.0±1.0	5.0±1.0	5.5±1.0
	Cladding diameter	μm	125.0±1.0	125.0±1.0	125.0±1.0	125.0±1.0
Geometric&mechanical specs	Coating diameter	μm	245.0±5.0	245.0±5.0	245.0±5.0	245.0±5.0
	Core Concentricity Error	μm	≤0.5	≤0.5	≤0.5	≤0.5
	Cladding shape		Circle,Panda	Circle,Panda	Circle,Panda	Circle,Panda
	Coating material	-	High refractive index coating	High refractive index coating	High refractive index coating	High refractive index coating
	Matrix material		SiO2	SiO2	SiO2	SiO2
	Proof Test (kpsi)	kpsi	≥100	≥100	≥100	≥100

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