• Optics

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

    Highlights

    (Photo credit: Chalmers University of Technology)
    Researcher Minghao Qi, a professor at Purdue University, with the team’s setup.
    Optics

    Optical atomic clocks get microcomb boost

    Justine Murphy
    March 5, 2025
    Atomic clocks and their accuracy are crucial for exact time of day and global positioning in technology like smartphones, GPS, and computers. Now, researchers are working to boost...
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    Podcasts

    PODCAST: Interview with Olivia Wheeler-Williams, Edmund Optics

    Justine Murphy
    March 4, 2025
    Episode 41 of Following the Photons: A Photonics Podcast features Olivia Wheeler-Williams, coatings development manager at Edmund Optics.
    ID 42281235 © Igor Dolgov | Dreamstime.com
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    Optics

    Virtual roundtable: What impact is China’s export ban on critical materials for optics having?

    Peter Fretty
    March 3, 2025
    Optics company leaders share their thoughts on the critical material export ban from China to the U.S., and how it is impacting optics manufacturers.
    (Photo credit: William P.D. Hayes/Columbia Engineering)
    Natalie Fardian-Melamed in the lab working on a combo scanning probe—an inverted-optical microscope to explore single photon avalanching nanocrystal mechano-optics and photophysics. (Photo credit: William P.D. Hayes/Columbia Engineering)
    Test & Measurement

    All-optical nanoscale sensor of force changes intensity when pushed or pulled

    Sally Cole Johnson
    Feb. 27, 2025
    Researchers discover photon avalanching nanoparticles are supersensitive to mechanical force—and nanosensors they went on to create are poised to redefine what’s possible in terms...
    (Image credit: IDTechEx)
    FIGURE 1. The photonic integrated circuit (PIC) technology market. (Image credit: IDTechEx)
    Optics

    Photonic integrated circuit market to reach $54B by 2035

    Sam Dale
    Feb. 26, 2025
    IDTechEx shares technologies and trends emerging within the photonic integrated circuit market.

    Recommended

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    Podcasts

    PODCAST: Interview with Todd Haugen, Enablence Technologies

    Justine Murphy
    Feb. 25, 2025
    Episode 40 of Following the Photons: A Photonics Podcast features Todd Haugen, CEO of Enablence Technologies, a supplier of optical chips based on PLC technology.
    (Image credit: Focuslight Technologies)
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    Optics

    Collimators and lens arrays offer stable coupling

    Focuslight Technologies
    Feb. 9, 2025
    Standardized silicon/fused-silica collimators and lens arrays are designed for optical communications.
    (Image credit: iGii)
    Gii: A pure, porous three-dimensional carbon nanostructure poised to revolutionize sensing.
    Detectors & Imaging

    Breakthrough material for broadband photodetectors: Gii

    Des Gibson
    Feb. 6, 2025
    A sustainable carbon nanomaterial “Gii” is poised to revolutionize broadband photodetectors because it can absorb the full spectrum of light—from ultraviolet to infrared.
    (Image credit: Excelitas Technologies)
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    Optics

    VIS-NIR lens series features diffraction-limited design

    Excelitas Technologies Corp
    Feb. 3, 2025
    The LINOS inspec.x L 5.6/105 visible/near-infrared (VIS-NIR) lens series provides achromatic correction with broadband coatings from 400 nm to 1150 nm.
    (Photo credit: Quantum Science and Engineering Centre, NTU)
    Photo of the quantum photonic chip that predicts the chemical properties of molecules.
    Quantum

    Light-based technologies at Nanyang Technological University ‘illuminate’ quantum computing

    Daphne Ng
    Jan. 27, 2025
    In this Q&A, Nanyang Technological University, Singapore (NTU Singapore) researchers Professor Baile Zhang and Professor Leong Chuan Kwek share the inspiration and concepts behind...