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Related Experiment Video

Updated: Jun 8, 2026

Design and Fabrication of an Optical Fiber Made of Water

Design and Fabrication of an Optical Fiber Made of Water

Published on: November 8, 2018

Practical coupling device based on a two-core optical fiber.

R Vallée, D Drolet

|October 12, 2010

Summary

This summary is machine-generated.

This study introduces a novel dual-core fiber coupler. It enables precise control over optical power coupling (0-100%) for applications like interferometers.

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Design and Fabrication of an Optical Fiber Made of Water

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A Silicon-tipped Fiber-optic Sensing Platform with High Resolution and Fast Response

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Published on: January 7, 2019

Area of Science:

Optics and Photonics
Fiber Optic Devices
Interferometry

Background:

Traditional optical couplers often lack precise control over power splitting.
Anisotropic coupling in optical fibers presents opportunities for novel device functionalities.
The development of compact interferometers is crucial for various sensing applications.

Purpose of the Study:

To present a practical optical coupling device utilizing a dual-core fiber in a loop configuration.
To analyze the coupling properties influenced by optical path difference, fiber rotation, and twist.
To demonstrate the device's capability for 0-100% power control and its application in interferometer fabrication.

Main Methods:

A dual-core fiber was configured in a loop.
Coupling properties were analyzed by controlling optical path difference via fiber rotation and twist.
The device's anisotropic coupling behavior was investigated.
A compact single-fiber Michelson interferometer was fabricated using the developed coupler.

Main Results:

The dual-core fiber loop acts as an anisotropic coupler.
Optical power coupling can be precisely controlled from 0% to 100% through loop adjustments.
A compact, single-fiber Michelson interferometer was successfully fabricated.

Conclusions:

The presented dual-core fiber coupler offers versatile and precise optical power control.
The device's anisotropic nature allows for tunable coupling characteristics.
This technology enables the creation of compact and efficient interferometric devices.