New Horizons in Supercontinuum Laser Technology: Ultra Flat White Light Laser

New Horizons in Supercontinuum Laser Technology: Ultra Flat White Light Laser

Supercontinuum lasers have revolutionized the field of photonics since their inception in the early 2000s. These lasers generate a broad spectrum of light by propagating ultrashort pulses through nonlinear optical fibers. Initially, their development aimed at scientific research and spectroscopy applications. Today, supercontinuum lasers are integral in diverse industries, from medical imaging to telecommunications, owing to their ability to provide a tunable light source across a wide range of wavelengths. Their evolution continues, promising new advancements and applications in the future.


Importance of a Smooth and Flat Spectrum

The quality of a supercontinuum laser is not only dependent on the emission range but also on the flatness of the spectrum. A flat spectrum is crucial because it ensures an even distribution of energy over a wide range of wavelengths. This is particularly important in applications like absorption spectroscopy or quantum optics, where variations in the intensity of different wavelengths can significantly impact the accuracy and effectiveness of experiments. A flat spectrum also means there's less need to calibrate the equipment to correct imbalances, simplifying operations and enhancing the reliability of measurements.

In this scope, in accordance with the 10th anniversary of the company and as part of FYLA′s 2025 resolutions, we have dived into a new approach resulting in the first ultra flat white light laser, named Horizon in referral to the endless possibilities and spectral flatness of this patented technology.

Unlike the existing supercontinuum lasers, Horizon shows a smooth spectral profile, without any sudden intensity peak near 1060 nm or across its broad 450 to 2300 nm range:


Figure 1. Spectral power density of FYLA′s supercontinuum laser plotted against the wavelength. A) Shows the spectrum of the Iceblink, with one of the widest emission ranges and the central peak at FWHM at 1064 nm. B) Shows the new Horizon ultra flat spectrum, with no peak at FWHM and higher power in the VIS range.



This peak becomes more evident if we take a closer look into the optical spectrum at a linear scale.


Figure 2. Spectral profile of FYLA′s supercontinuum laser in linear scale. A) Shows the Iceblink laser, who as well as the rest of the supercontinuum lasers in the market has a central peak at 1064 nm. Calibrations or external filtering at that wavelength are needed in order to adjust the sensitivity of your measuring device. B) Horizon ultra flat spectrum shows smooth fluctuations in energy density leading to a more homogeneous spectral profile.


Horizon: First ultra flat supercontinuum laser

Without compromising Iceblink′s major characteristics including broadest spectrum from 450 to 2300 nm, <10 picosecond pulses and a great power stability of <0.5% std dev, Horizon brings more power in the VIS range and a new spectral profile into the table.

With the >250 mW in the visible part of the spectrum, and the possibility to combine it with the Boreal tunable filter, you can sweep through all the colours and enjoy optimized and simpler optical setups.

Ready to lead the change?

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