Optical Fiber Spool Bare Fiber Reel-Zhangjiagang Rich Opto International Trading Co., Ltd.

Parameter	Conditions	Units	Value
Optical
Attenuation	1310nm	dB/km	≤0.350
	1383nm	dB/km	≤0.350
	1550nm	dB/km	≤0.210
	1625nm	dB/km	≤0.230
Attenuation vs. Wavelength	1310nm VS. 1285-1330nm	dB/km	≤0.05
Attenuation vs. Wavelength	1550nm VS. 1525-1575nm	dB/km	≤0.04
Zero Dispersion Wavelength	—	nm	1300 - 1324
Zero Dispersion Slope	—	ps/(nm²·km)	≤0.092
Polarization Mode Dispersion	—	ps/√km	≤0.2
Cut-off Wavelength λ_cc,Cable	—	nm	≤1260
Mode Field Diameter (MFD)	1310nm	μm	8.6±0.4
Mode Field Diameter (MFD)	1550nm	μm	9.6±0.5
Attenuation Discontinuity	1310nm	dB	≤0.03
Attenuation Discontinuity	1550nm	dB	≤0.05
Parameter	Conditions	Units	Value
Geometrical
Cladding Diameter	—	μm	125±0.7
Cladding Non-Circularity	—	%	≤0.8
Core/Cladding Concentricity Error	—	μm	≤0.5
Coating Diameter (Uncolored)	—	μm	245±10 (standard)
Coating Diameter (Uncolored)	—	μm	200±10 (optional)
Coating/Cladding Concentricity Error	—	μm	≤12.5
Curl	—	m	≥4
Environmental (1550nm, 1625nm)
Temperature Cycling	-60℃ to +85℃	dB/km	≤0.05
High Temperature & High Humidity	85℃, 85% RH, 30days	dB/km	≤0.05
Water Immersion	23℃, 30days	dB/km	≤0.05
High Temperature Aging	85℃, 30days	dB/km	≤0.05
Mechanical
Proof Stress	—	GPa	0.69
	—	kpsi	100
Coating Strip Force *	Peak	N	1.3 - 8.9
	Average	N	1.0 - 5.0
Tensile Strength	F_k=50%	GPa	≥4.00
	F_k=15%	GPa	≥3.20
Dynamic Fatigue (N_a)	—	—	≥20
Macrobending Loss
Ø30 mm×10 t	1550nm	dB	≤0.03
Ø30 mm×10 t	1625nm	dB	≤0.1
Ø20 mm×1 t	1550nm	dB	≤0.1
Ø20 mm×1 t	1625nm	dB	≤0.2
Ø15 mm×1 t	1550nm	dB	≤0.4
Ø15 mm×1 t	1625nm	dB	≤0.8

Optical Fiber Spool Bare Fiber Reel