TTF-NIR 1550-S

The TTF-NIR 1550-S hollow-core optical fiber exhibits a transmission loss of less than 1 dB/km in the C and L bands, with a time delay 31% lower than that of conventional solid-core optical fibers, rendering it suitable for inter-data center optical transmission and telecom networks.

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Product Description

Orientalfiber’s high-quality TTF-NIR 1550-S fibers are precision-engineered in China for superior optical performance. Featuring an air-core design, these fibers achieve less than 1 dB/km transmission loss in the C and L bands and 31% lower time delay compared with conventional solid-core fibers, making them ideal for inter-data center optical links and telecom networks.

Key specifications include a 31 μm core diameter, dual-coat high-index acrylate, broad 1450–1700 nm transmission bandwidth, <5 ps/(nm·km) dispersion, and excellent bend resistance. Orientalfiber provides reliable, factory-direct supply for applications requiring high-speed, low-latency optical transmission.

Specifications

Item	Specification
Fiber Type	TTR-NIR 1550-SS
Optimized for	1550 nm
Material	Air core
Core diameter	31±2 μm
Coating type	Dual coat high index acrylate
Attenuation	<1 dB/km @ 1550 nm
Transmission bandwidth	1450-1700 nm
Mode field diameter	21.5±2 μm
Dispersion	<5 ps/(nm·km) @ 1550 nm
Numerical aperture	0.03
HOM suppression	>30 dB
Bend loss @ 5 cm radius (50 turns)	<0.1 dB

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