Professional Manufacturer of Fiber Optic Products

Master Patch Cord

Product Name: Fiber Optic Patch Cord
Brand: Anfkom
Raw Materials: Corning or YOFC fiber,US kevlar
Using Life:20 Years
Loading Port: Shenzhen,Shekou
MOQ: 10pcs
Packing: Carton Box
Shipping Mark: Anfkom
Lead Time: 15-20 days
Country of Origin: China

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  • Product Detail

Master optical patch cord are required for testing in optical networks, calibration services and for manufacturing fiber optic components. A master patch cord is terminated by master connectors that fulfill the strict demands on geometrical and transmission parameters according to defined specifications.


In accordance with IEC-61754 standards
Low insertion loss and high return loss
Excellent end face geometry parameters
Variety of connector types: FC,SC,ST,MU,LC
Customized order available upon request


Optical Performance Specification
Insertion Loss SM、MM ≤ 0.10 dB ≤ 0.10 dB
Return Loss SM ≥ 55 dB ≥ 65 dB
Return Loss MM ≥ 40 dB
Geometric Specification of End-face
Radius of Curvature 10~20 mm 8~12 mm
Apex Offset ≤ 20 um ≤ 30 um
Fiber Height (Spherical ) ± 50 nm ± 50 nm
Angular Offset   8º±0.2º

Visual Inspection
Allowed Defects and Scratches

Zone Description Diameter Defects(Diameter) Scratches(width)
1a Core Zone 0- 25um none none
1b Cladding Zone 25- 120um any﹤2um
5 from 2-5um
Adhesive Zone 120- 130um any any
2 Contact Zone 130- 250um none﹥10um any

IEC 61753-1 specifies four Random Mating IL performance grades, of which grade A has yet to be defined.

Attenuation Grade Attenuation Random Mated IEC 61300-3-34
Grade A Not Defined Yet
Not Defined Yet
Grade B ≤0.12dB Mean IL
≤0.25dB Max IL for >97% of samples
Grade C ≤0.25dB Mean IL
≤0.50dB Max IL for >97% of samples
Grade D ≤0.50dB Mean IL
≤1.0dB Max IL for >97% of samples





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