4. Optical Performance
4.1 Insertion Loss
• MPO (Single‑mode, APC 8°): Standard ≤0.75 dB (max), ≤0.50 dB (typical); Super low loss ≤0.35 dB (max), ≤0.20 dB (typical)
• MPO (Multi‑mode, PC): Standard ≤0.6 dB (max), ≤0.50 dB (typical); Super low loss ≤0.35 dB (max), ≤0.20 dB (typical)
• LC: ≤0.3 dB (max) for both single‑mode and multi‑mode
4.2 Return Loss
• MPO (Single‑mode APC): ≥60 dB
• MPO (Multi‑mode PC): ≥25 dB
• LC (Single‑mode): APC ≥60 dB; UPC ≥50 dB
• LC (Multi‑mode PC): ≥35 dB
4.3 Mechanical & Environmental
• Durability: ≤0.3 dB typical change after 200 matings
• Interchangeability: ≤0.2 dB
• Tensile strength: >70 N
• Operating temperature: ‑40 °C to +85 °C
5. Cable Parameters (12F Microfiber Cable)
• Fiber count: 12
• Outer diameter: 3.0 ±0.15 mm
• Tensile strength: Short‑term 180 N; Long‑term 90 N
• Crush load: Short‑term 500 N/100 mm; Long‑term 150 N/100 mm
• Minimum bending radius: Static 10D; Dynamic 20D
6. Connector & Structure Types
6.1 Type 1: MPO – 12×LC Simplex
• Fanout OD: 2.0 mm or 0.9 mm
• Fanout length: 0.5 m
• MPO gender: Female / Male
• Main cable OD: 3.0 mm
• Polarity: Flexible (supports Polarity A/B)
6.2 Type 2: MPO – 6×LC Duplex
• Fanout OD: 2.0×4.1 mm or 0.9 mm
• Fanout length: 0.5 m
• MPO gender: Female / Male
• Main cable OD: 3.0 mm
• Polarity: Fixed (supports Polarity A/B)
6.3 Type 3: MPO – 6×LC Uniboot
• Fanout OD: 2.0 mm or 3.0 mm
• Fanout length: 0.5 m
• MPO gender: Female / Male
• Main cable OD: 3.0 mm
• Polarity: Fixed (supports Polarity A/B)
• Space saving: Up to 50% fanout space reduction
7. End‑Face 3D Geometry
7.1 MPO End‑Face (IEC 61300‑3‑30)
• Radius of curvature (ROC‑X): ≥2000 mm; ROC‑Y: ≥50 mm
• Angle (APC): 7.85° – 8.15°; Angle (PC): ‑0.2° – +0.2°
• Fiber height: 1000 nm – 3500 nm
• Fiber displacement (all/adjacent/average): ‑300 nm – +300 nm
• Core dip (multi‑mode): ‑200 nm – +300 nm
7.2 LC End‑Face Geometry
• Radius of curvature (PC): 7–25 mm; (APC): 5–15 mm
• Apex offset: ≤50 μm
• Fiber spherical height: ±100 nm
• Angular offset (APC): 8°±0.5°
7.3 End‑Face Quality (IEC 61300‑3‑35:2015)
• Single‑mode: No scratches or defects in core, cladding, adhesive, contact zones
• Multi‑mode: No scratches or defects in core, cladding, adhesive, contact zones
8. Typical Applications
• 40G LR4 PSM, 40GBASE‑SR4, 40G QSFP+ PLR4
• 10G/40G/100G high‑density data centers
• High‑density fiber patching
• Fiber equipment internal connections
• Fiber‑to‑building connectivity
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