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50.4km Per Roll G652D G657A1 G657A2 Fiber Optic OTDR Launch Cable: Precision Engineered for Superior Performance

BY Hunan GL Technology Co.,Ltd.

POST ON:2025-10-13

VIEWS 520 Times


As a leading optical fiber manufacturer, GL-FIBER introduces our high-performance Single Mode Optical Fiber spools, designed to meet the rigorous demands of modern telecommunication networks, FPV drone systems, and OTDR testing applications. Available in standardized 50.4km per roll configurations, our fibers ensure seamless long-distance transmission, exceptional durability, and reliable performance across diverse environments.

https://www.gl-fiber.com/bare-optical-fiber

Key Product Features

Full-Spectrum Fiber Options

G652D Standard SMF: Ideal for general-purpose FTTx and backbone networks, featuring low attenuation (<0.33 dB/km @ 1310nm) and precise geometry.

G657A1/A2 Bend-Insensitive Fibers: With a 7.5mm bend radius (G657A2), these fibers enable dense cabling in MDUs, aerial installations, and drone tethers without signal degradation.

Ultra-Thin & High-Strength Designs

0.25mm Optical Fiber: Optimized for weight-sensitive applications like FPV drones and robotics, reducing load while maintaining ≥500N tensile strength.

Bare Optical Fiber: Offered with dual-layer UV-cured acrylate coating for superior micro-bend resistance and mechanical protection.

OTDR Launch Cable Excellence

9/125μm Single-Mode Structure: Ensures accurate OTDR testing and calibration, minimizing dead zones and measurement errors.

0.19–0.21 dB/km Attenuation (@1550nm) across all fiber types, guaranteeing long-haul transmission efficiency.

https://www.gl-fiber.com/bare-optical-fiber

Technical Specifications

Parameter G652D G657A1/A2
Attenuation ≤0.33 dB/km @1310nm ≤0.19 dB/km @1550nm
Bend Radius 30mm (static) 7.5mm (static)
Operating Temperature -40°C to +85°C -60°C to +85°C
Coating Diameter 245μm 200μm (0.25mm optional)
Why Choose GL-FIBER’s Optical Fibers?
60km/50.4km/25.2km Factory-Length Spools: Minimize splicing points and reduce installation costs.
Customization Support: Tailor fiber length, color coding, and packaging to your project requirements.
ISO 9001 & IEC 60793-2-50 Certified: Guaranteed consistency and reliability.
Global Supply Expertise: Our bare optical fiber solutions serve telecom operators, FPV drone manufacturers, and OTDR service providers across 200+ countries.

Applications

  1. 5G Fronthaul/Backhaul: G657A2 fibers enable tight-bend installations in urban duct networks.
  2. FPV Drone Systems: 0.25mm optical fiber supports jamming-proof, long-range HD video transmission.
  3. OTDR Testing & Calibration: Achieve accurate results with low-loss launch cables.
  4. FTTH/MDU Deployments: Bend-insensitive fibers simplify routing in congested spaces.

https://www.gl-fiber.com/bare-optical-fiber

Explore Our Fiber Solutions Today!

GL-FIBER Single Mode Optical Fiber Portfolio

Request a free sample or technical datasheet—contact our team for volume pricing and OEM options!

#G657A2Fiber #SingleModeOpticalFiber #BareOpticalFiber #OpticalFiberManufacturer #OTDRLaunchCable #FPVFiber

GL-FIBER: Powering Connections with Precision and Reliability. (https://www.gl-fiber.com/bare-optical-fiber)

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