Generation of Low Divergent High Power Supercontinuum Through a Large Mode Area Photonic Bandgap Fiber

TL;DR

This paper demonstrates the generation of a broadband, low-divergent supercontinuum spanning 1.5 to 3.5 micrometers using a large mode area photonic bandgap fiber, achieving high power output.

Contribution

It introduces a novel approach utilizing a large mode area photonic bandgap fiber to produce a low-divergent supercontinuum across a broad wavelength range.

Findings

Supercontinuum spans 1.5 to 3.5 μm

Fiber length is 2.25 meters

Mode area of 1100 μm²

Abstract

We report generation of broadband low divergent supercontinuum over the entire wavelength window of 1.5 to 3.5 {\mu}m from a 2.25 meter long effective single moded photonic bandgap fiber with mode area of 1100 {\mu}m2.