This specification defines the optical performance, mechanical characteristics, material, and dimensional requirements of 900μm transparent tight‑buffered invisible optical patch cords used for indoor FTTR (Fiber to the Room) cabling along baseboards, windows, and trims.
2 Product Overview
•Simplex SC‑SC connectorized patch cord
•Transparent 900μm tight‑buffered cable with enhanced mechanical strength
•Nearly invisible indoor deployment with stable adhesion
Specification
3 Optical Performance Parameters
Parameter
Value
Connector Type
SC‑SC
Ferrule End‑face
UPC / APC
SM Insertion Loss
≤0.25 dB (mean, IEC Grade C) ≤0.12 dB (mean, IEC Grade B)
SM Return Loss
UPC ≥50 dB APC ≥60 dB
Interchangeability
≤0.2 dB
3D Geometric Interference Pass Rate
100% (when required)
4 Cable Mechanical & Physical Specifications
Item
Specification
Fiber Type
G.657A1, G.657A2, G.657B3
Buffer Structure
Tight buffer
Coating Material
PVC, LSZH, Hytrel
Outer Diameter
900 μm
Coating Color
Transparent
Minimum Bending Radius
Dynamic: 20D Static: 10D (except G.657 fibers)
Max. Tensile Load
Short term: 20 N, additional loss ≤0.03 dB Long term: 5 N, additional loss ≤0.03 dB
Max. Crush Resistance
Short term: 500 N/100 mm Long term: 100 N/100 mm
5 Compliance
Compliant with applicable IEC standards for optical fiber connectors and cords.
Product Advantage
1
Nearly invisible appearance, suitable for indoor FTTR cabling along baseboards, windows and trims.
2
Simplex SC-SC connector with UPC/APC ferrule end-face for stable connection.
3
900μm transparent tight-buffered cable with enhanced mechanical strength.
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