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(Image credit: Scintil Photonics)
On the glove: A SCINTIL chip—a bank of 16 lasers monolithically integrated on a silicon photonic circuit and wavelength multiplexed.

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Credit: Milad Abolhasani
A new method to tune quantum dot bandgaps taps light—which speeds the process, and is more energy-efficient and environmentally sustainable. (Credit: Milad Abolhasani)
Lasers & Sources

Light is ‘greener’ way to tune quantum dot bandgaps

March 26, 2025
Existing methods to tune bandgaps of perovskite quantum dots—which are less than ideal because they rely on chemical modifications or high-temperature reactions—just got an environmenta...

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Podcasts

PODCAST: Interview with Alexander Weigl, TRUMPF Photonic Components and Patrick Leisching, iThera Medical

In Episode 44 of Following the Photons: A Photonics Podcast, Antonio Castelo, EPIC’s technology manager for Biomedical and Lasers, talks with Alexander Weigl, head of product ...
(Credit: Exail)
The full process of fabrication of Exail’s micro-optical assembly in free space—from active optical alignment to gluing and assembling process—is based on technologies proven for the constraints of space deployment.
Fiber Optics

Optical transceivers enable complex space optical communications

March 24, 2025
Exail recently helped demonstrate ultrahigh-speed (10 Gbps) optical downlink and uplink transmissions between the TELecoms on all Earth Orbits (TELEO) geostationary in-orbit demonstrato...
(Credit: Phlux Technology)
FIGURE 1. The functional elements of a time-of-flight (ToF) laser rangefinder (LRF) where the return signal is detected by an avalanche photodiode (APD).
Lasers & Sources

Advances in InGaAs APDs enhance laser rangefinder performance

March 21, 2025
By offering improved sensitivity, extended range, and faster recovery times, the latest generation of avalanche photodiodes (APDs) are poised to revolutionize the field of distance...

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Photonics Hot List: March 21, 2025

March 21, 2025
In this episode: Fiber optics monitor brain injuries, the latest business news, and graphene helps advance flexible displays.
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Photonics Hot List: March 14, 2025

March 14, 2025
In this episode: Novel flat lenses detect color, this week's photonics business news roundup, and new nanosensors upend conventional tech.
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Photonics Hot List: March 7, 2025

March 7, 2025
In this episode: A light-based comms network allows seamless connectivity in any setting, this week's business news update, and luminescent nanocrystals boost optical computing...

Leadership in Lasers and Photonics

Welcome to Laser Focus World's Leadership in Lasers and Photonics program.