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400–1550nm Ultra-Low Loss Fiber Patch Cord
The 400-1550nm Ultra-Low Loss Fiber Patch Cord is a high-performance fiber optic connectivity solution designed for precision optical systems, laser transmission, and fiber optic sensing applications. This product series covers a wavelength range of 400-1550nm and offers both single-mode (SM) and polarization-maintaining (PM) fiber options.Featuring precision connector end-face processing technology, it effectively minimizes connection losses during optical signal transmission, enhancing the transmission efficiency and stability of optical systems. With low insertion loss, excellent connection repeatability, and reliable polarization-maintaining performance, the product supports flexible configurations of fiber types, connector types, and cable jacket specifications. It is widely used in laser systems, optical testing, fiber optic sensing, and scientific research applications.
Product features:Ultra-Low Connection Loss;Wide Wavelength Coverage;High Stability and Polarization-Maintaining Performance;Flexible Customization
Part Number:MP-ULL-FPC-400-1550
Application area:Laser and Optical Systems | Fiber Optic Sensing | Optical Testing and Measurement | Quantum Optics and Scientific Research
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Wavelength Coverage Numerical Aperture (NA)
400–1550nm 0.12–0.20

General Specifications
Parameter | Specification |
Wavelength Coverage | 400–1550nm |
Fiber Type | Single-Mode Fiber (SM) / Polarization-Maintaining Fiber (PM) |
Fiber Models | 405HP、460HP、630HP、780HP、980HP、PM460-HP、PM630-HP、PM780-HP、PM980-XP |
Numerical Aperture (NA) | 0.12–0.20 |
Mode Field Diameter (MFD) | 3.0–6.8μm |
Connector Type | FC/APC / FC/PC |
Connection Loss | ≤0.8–1.2dB |
Mating Loss | ≤0.4–0.8dB |
Extinction Ratio (ER) | ≥23dB |
Fiber Jacket Diameter | Ø0.9mm / Ø3.0mm(Optional) |
Detailed Technical Specifications by Fiber Model
Fiber Model | Operating Wavelength (nm) | Cutoff Wavelength (nm) | Mode Field Diameter (μm) | NA | Connection Loss | Mating Loss | Extinction Ratio |
405HP | 400–525 | 300–400 | 3.0±0.5 @460nm | 0.13 | ≤1.2dB | ≤0.8dB | — |
460HP | 450–600 | 410–450 | 3.5±0.5 @515nm | 0.13 | ≤1.2dB | ≤0.8dB | — |
630HP | 600–770 | 540–600 | 4.0±0.5 @630nm | 0.13 | ≤1.0dB | ≤0.6dB | — |
780HP | 780–970 | 700–760 | 5.0±0.5 @850nm | 0.13 | ≤1.0dB | ≤0.5dB | — |
980HP | 980–1600 | 890–950 | 4.2±0.5 @980nm / 6.8±0.5 @1550nm | 0.20 | ≤0.8dB | ≤0.4dB | — |
PM460-HP | 460–700 | 370–450 | 3.3±0.5 @515nm | 0.12 | ≤1.2dB | ≤0.8dB | ≥23dB |
PM630-HP | 620–850 | 520–620 | 4.5±0.5 @630nm | 0.12 | ≤1.0dB | ≤0.6dB | ≥23dB |
PM780-HP | 770–1100 | 650–770 | 5.3±1.0 @630nm | 0.12 | ≤1.0dB | ≤0.5dB | ≥23dB |
PM980-XP | 970–1550 | 870–970 | 6.6±0.5 @980nm | 0.12 | ≤0.8dB | ≤0.4dB | ≥23dB |
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