The laserfocusworld.com Optics channel features articles and other content that discuss precision optical components, systems, and applications.


(Photo credit: Dr Giovanni Bressan, Senior Research Associate at UEA)

Quantum light can ‘see’ quantum sound within molecules

Nov. 8, 2023
U.K. researchers discover the quantum mechanical interplay between vibrations and photons—which may demystify interactions between light and matter at the molecular scale.

Encoding quantum information in states of light

Nov. 7, 2023
How can photonics light the way and play a key role in quantum computing?
AI models are driving an exponential increase in compute requirements, where performance is now doubling every 3 to 4 months, compared to the historical doubling every two years, according to Moore’s Law.

Unleashing AI data center growth through optics

Nov. 6, 2023
Partnering with the right optical communications provider is critical to drive optimization and scalability of data center infrastructure.
(Photo credit: Stephan Spangenberg)
Birgit Stiller in the lab working on an optoacoustic project.

Optoacoustics unveils thermodynamic surprise: Negative pressure within liquids

Oct. 31, 2023
While exploring whether light and sound waves can monitor the thermodynamic behavior of completely sealed liquid-core optical fibers, researchers make a discovery that may lead...
(Image credit: Kyoko Kitamura)
Conceptual image of a distorted photonic crystal and photonic crystal.

Photonic crystal lattice distortion produces pseudogravity effects

Oct. 30, 2023
Researchers achieve photonic crystal in-plane beam steering within the terahertz range—which has wide-ranging implications for the realms of optics, materials science, and 6G ...
Laser Research Optics

Custom ZnSe windows are available in 3–6 mm thicknesses

Sept. 25, 2023
Zinc selenide (ZnSe) windows are custom-manufactured as plano-convex, plano-concave, and wedged windows.
Resolve Optics

Motorized 2/3 in. zoom lens has use in CMOS cameras

Sept. 23, 2023
A 2/3 in. format motorized version of the Model 357 radiation-tolerant zoom lens is designed for use with color 2/3 in. tubes and CMOS cameras in high radiation environments.
FIGURE 1. International shipping is a major producer of greenhouse gas emissions and air pollutants, contributing to rising temperatures, climate change, and premature cardiopulmonary and lung cancer deaths.
Test & Measurement

UV spectroscopy becomes a powerhouse for emissions monitoring

Sept. 22, 2023
Spectroscopy is a powerful tool with a vast array of applications—and it can be used to protect the environment by monitoring and regulating air pollution.
Crystal Is

100 mm diameter single-crystal AlN substrate has use in UVC LEDs

Sept. 21, 2023
A 100-mm-diameter single-crystal aluminum nitride (AlN) substrate has been produced for use as a semiconductor material.