Master Cord Grade：Grade S

1. Achieving low insertion loss and high return loss by choosing high quality ferrules and fibers.

2. Optimized manufacturing process and polishing technique.

3. Excellent stability and reliability.

Specifications:

1. Insertion Loss:≤0.03dB

    Return Loss：≥55dB（PC），≥65dB（APC）

2. Vertex Offset:≤30μm

3.Ferrule End-face Radius: 7mm≤R≤15mm（LC） ，10mm≤R≤18mm（SC），6mm≤R≤11mm（APC）

4.Fiber Undercut: ±0.05μm

5.Fiber Core Eccentricity：≤0.45μm（PC），≤0.5μm（APC）

Master Cord Type(Common Spec):
FC/APC-SC/UPC Master Cord(Single mode)
FC/APC-SC/APC Master Cord(Single mode)
FC/APC-LC/UPC Master Cord(Single mode)
FC/APC-LC/APC Master Cord(Single mode)