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TYPICAL STRUCTURE AND PARAMETER OF OPGW

OVD process：150mm G.652.D Optical Fiber Preform

ORIC process：150mm G.657.A2 Optial Fiber Preform

OVD process: 185mm G.657.A1 Optical Fiber Preform

Specification Of Optical Fiber (G.652D)

G.657.A2 Bending Insensitive Single-mode Optical Fiber

G.657.A1. Bending Insensitive Single-mode Optical Fiber

Optical Fiber OM1

MultiCom ® multimode optical fiber is a graded index multimode fiber. This optical fiber comprehensively optimizes the characteristics of 850 nm and 1300 nm operating windows, providing higher bandwidth, lower attenuation, which meet the use requirements in 850 nm and 1300 nm window. The MultiCom ® multimode optical fiber meet the ISO/IEC 11801 OM1 technical specifications and A1b type of optical fibers in IEC 60793-2-10.

Reference

IEC 60794- 1- 1	Optical fiber cables-part 1- 1: Generic specification- General
IEC60794- 1-2 IEC 60793-2- 10	Optical fibres -Part 2- 10: Product specifications - Sectional specification for category A1 multimode fibres
IEC 60793- 1-20	Optical fibers - part 1-20: Measurement methods and test procedures - Fibre geometry
IEC 60793- 1-21	Optical fibres - Part 1-21: Measurement methods and test procedures - Coating geometry
IEC 60793- 1-22	Optical fibres - Part 1-22: Measurement methods and test procedures - Length measurement
IEC 60793- 1-30	Optical fibres - Part 1-30: Measurement methods and test procedures - Fibre proof test
IEC 60793- 1-31	Optical fibres - Part 1-31: Measurement methods and test procedures - Tensile strength
IEC 60793- 1-32	Optical fibres - Part 1-32: Measurement methods and test procedures - Coating strippability
IEC 60793- 1-33	Optical fibres - Part 1-33: Measurement methods and test procedures - Stresse corrosion susceptibility
IEC 60793- 1-34	Optical fibres - Part 1-34: Measurement methods and test procedures - Fibre curl
IEC 60793- 1-40	Optical fibres - Part 1-40: Measurement methods and test procedures - Attenuation
IEC 60793- 1-41	Optical fibres - Part 1-41: Measurement methods and test procedures - Bandwidth
IEC 60793- 1-42	Optical fibres - Part 1-42: Measurement methods and test procedures - Chromatic dispersion
IEC 60793- 1-43	Optical fibres - Part 1-43: Measurement methods and test procedures - Numerical aperture
IEC 60793- 1-46	Optical fibres - Part 1-46: Measurement methods and test procedures - Monitoring of changes in optical transmittance
IEC 60793- 1-47	Optical fibres - Part 1-47: Measurement methods and test procedures - Macrobending loss
IEC 60793- 1-49	Optical fibres - Part 1-49: Measurement methods and test procedures - Differential mode delay
IEC 60793- 1-50	Optical fibres - Part 1-50: Measurement methods and test procedures - Damp heat (steady state)
IEC 60793- 1-51	Optical fibres - Part 1-51: Measurement methods and test procedures - Dry heat
IEC 60793- 1-52	Optical fibres - Part 1-52: Measurement methods and test procedures - Change of temperature
IEC 60793- 1-53	Optical fibres - Part 1-53: Measurement methods and test procedures Water immersion

Product Introduction

Application Scenarios

LAN network

video, audioanddata service center

Especially suitable forgigabitEthernet (IEEE802.3z)

Performance Features

Precise refractive indexdistribution

Lowattenuationandhigh bandwidth

Product Specification

Parameter	Conditions	Units	Value
Optical (A/B Grade)
Attenuation	850 nm	dB/km	≤2.8/≤3.0
Attenuation	1300 nm	dB/km	≤0.7/≤1.0
Bandwidth (Overfilled Launch)	850 nm	MHz.km	≥200/≥160
Bandwidth (Overfilled Launch)	1300 nm	MHz.km	≥500/≥200
Numerical Aperture			0.275±0.015
Effective Group Refractive Index	850 nm		1.496
Effective Group Refractive Index	1300 nm		1.491
Attenuation Nonuniformity	1300 nm	dB/km	≤0.10
Partial Discontinuity	1300 nm	dB	≤0.10
Geometrical
Core Diameter		μm	62.5±2.5
Core Non-Circularity		%	≤5.0
Cladding Diameter		μm	125±1.0
Cladding Non-Circularity		%	≤1.0
Core/Cladding Concentricity Error		μm	≤1.5
Coating Diameter (Uncolored)		μm	242±7
Coating/Cladding Concentricity Error		μm	≤12.0
Environmental (850nm, 1300nm)
Temperature Cycling	-60℃ to ＋85℃	dB/km	≤0.10
Temperature Humidity Cycling	- 10℃ to ＋85℃ up to 98% RH	dB/km	≤0.10
High Temperature & High Humidity	85℃ at 85% RH	dB/km	≤0.10
Water Immersion	23℃	dB/km	≤0.10
High Temperature Aging	85℃	dB/km	≤0.10
Mechanical
Proof Stress		%	1.0
Proof Stress		kpsi	100
Coating Strip Force	Peak	N	1.3-8.9
Coating Strip Force	Average	N	1.5
Dynamic Fatigue (Nd)	Typical Values		≥20
Macrobending Loss
R37.5 mm×100 t	850 nm 1300 nm	dB dB	≤0.5 ≤0.5
Delivery Length
Standard Reel Length		km	1.1- 17.6

Optical fiber test

During manufacturing period, all the optical fibers shall be tested in accordance with the following test method.

Item	Test method
Optical characteristics
Attenuation	IEC 60793- 1-40
Chromatic dispersion	IEC60793- 1-42
Change of optical transmission	IEC60793- 1-46
Differential mode delay	IEC60793- 1-49
Bending loss	IEC 60793- 1-47
Modal bandwidth	IEC60793- 1-41
Numerical aperture	IEC60793- 1-43
Geometrical characteristics
Core diameter	IEC 60793- 1-20
Cladding diameter
Coating diameter
Cladding non-circularity
Core/cladding concentricity error
Cladding/coating concentricity error
Mechanical characteristics
Proof test	IEC 60793- 1-30
Fiber curl	IEC 60793- 1-34
Coating strip force	IEC 60793- 1-32
Environmental characteristics
Temperature induced attenuation	IEC 60793- 1-52
Dry heat induced attenuation	IEC 60793- 1-51
Water immersion induced attenuation	IEC 60793- 1-53
Damp heat induced attenuation	IEC 60793- 1-50

Packing

4.1 Optical fiber products shall be disk-mounted. Each disc can only be one manufacturing length.

4.2 Cylinder diameter should not be less than 16cm. Coiled optical fibers should be

neatly arranged, not loose. Both ends of the optical fiber shall be fixed and its inner end shall be fixed. It can store more than 2m optical fiber for inspection.

4.3 The optical fiber product plate shall be marked as follows:

A) Name and address of the manufacturer;

B) Product name and standard number;

C) Fiber model and factory number;

D) Optical fiber attenuation;

E) Length of optical fiber, m.

4.4 Optical fiber products shall be packaged for protection, and then put into the packaging box, on which shall be marked:

A) Name and address of the manufacturer;

B) Product name and standard number;

C) Factory batch number of optical fiber;

D) Gross weight and package dimensions;

E) Year and month of manufacture;

F) Packing, storage and transportation drawings for wetness and moisture resistance, upward and fragile.

Delivery

Transport and storage of optical fiber should pay attention to:

A) Store in a warehouse with room temperature and relative humidity less than 60% away from light;