980nm Single Mode Fiber Patch Cord for Fiber Lasers & Photonics

Description

The 980nm single mode patch cord is a precision fiber optic cable designed for low-loss optical signal transmission in laser, sensing, telecommunications, and photonics systems operating near the 980 nm wavelength range. Built using specialty single-mode optical fiber and high-quality fiber optic connectors, these patch cords provide stable optical performance, low insertion loss, and high return loss for demanding laboratory and industrial applications. 980nm fiber patch cords are widely used in fiber lasers, optical instrumentation, pump laser systems, fiber optic testing, spectroscopy, and research photonics environments

What is a Single Mode Fiber Patch Cord?

A single mode fiber patch cord is an optical cable designed to transmit light through a very small fiber core that supports only a single propagation mode. Compared to multimode fiber, single mode fiber offers lower attenuation, reduced modal dispersion, and higher transmission precision over long distances.

Single mode patch cords are widely used in:

fiber optic communication,
laser systems,
photonics instrumentation,
optical sensing,
precision scientific applications.

Why Use 980nm Optical Fiber Components?

The 980 nm wavelength range is widely used in photonics and laser systems because it supports efficient optical transmission and compatibility with many fiber laser, sensing, and instrumentation technologies.

980nm optical patch cords are commonly used for:

pump laser delivery,
fiber lasers,
optical test systems,
spectroscopy,
laboratory optics,
fiber optic research systems.

Understanding Insertion Loss and Return Loss

Low insertion loss is important for minimizing optical signal attenuation during transmission. High return loss helps reduce back reflections that can destabilize lasers and interfere with sensitive photonic systems.

High-performance single mode patch cords are designed to provide:

low insertion loss,
high return loss,
stable optical coupling,
reliable long-term performance.

Specialty Single Mode Fiber Types

980nm patch cords often use specialty fibers such as 1060-XP optimized for near-infrared transmission. These fibers are designed to maintain stable single-mode performance at wavelengths near 980 nm and 1064 nm.

Specifications

Wavelength Range:	980 – 1600 nm
Cable Length:	1 m
Fiber Core Material:	Silica
Mode Field Diameter (MFD):	5.9 ± 0.5 um @ 980 nm, 6.2 ± 0.5 um @ 1060 nm, 9.5 ± 0.5 um @ 1550 nm
Test Wavelength:	980-1064 nm
Cutoff Wavelength:	920 nm
Insertion Loss:	≤0.5 dB
Return Loss:	≥40 dB
Fiber Type:	1060-XP
Numerical Aperture:	0.14
Repeatability:	≤0.2 dB
Changeability:	≤0.3 dB
Optical Power:	≤100 mW
Durability:	≥1000 times
Operation Temperature:	-5 to +75 ℃
Storage Temperature:	-40 to +85 ℃

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Features

High return loss
Low insertion loss
Excellent stability and reliability
Optimized for 980nm wavelength, ensuring minimal signal attenuation
Low insertion loss and high return loss for reliable optical performance
Available with various connector types including FC, LC, and SC
Constructed with high-quality single mode fiber for precise light transmission
Customizable lengths and configurations to meet specific application needs

980nm single mode patch cords are available with multiple fiber optic connector configurations, including: FC/PC, FC/APC, LC, SC, ST.

Connector selection depends on:

return loss requirements,
optical power handling,
polarization sensitivity,
system compatibility.

APC connectors are often preferred for minimizing back reflections in laser systems and sensitive photonics applications.

Applications

Fiber Lasers
Deliver stable optical signals in fiber laser and pump laser systems.
Optical Instrumentation
Connect optical instruments and photonics laboratory equipment.
Fiber Optic Testing
Used in telecom and photonics testing environments.
Spectroscopy Systems
Support low-loss optical transmission for spectroscopy applications.
Fiber I/O and Transceivers
Enable optical connectivity between fiber components and communication hardware.
Research and Scientific Photonics
Widely used in university and industrial research laboratories.