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    • Test & Measurement

    The laserfocusworld.com Test & Measurement channel features articles and other content that discuss components and systems to quantify photonics.

    Highlights

    (Photo credit: QinetiQ)
    Test & Measurement

    QinetiQ’s Rattler Supersonic Target Mkl simulates high-energy laser threats

    LFW Staff
    April 9, 2024
    In this Q&A, Owen Price, project manager of target systems for QinetiQ, chats with Laser Focus World about its Rattler Supersonic Target Mkl variants to measure high-energy laser...
    (Image credit: Duma Optronics)
    Test & Measurement

    Back to the future of electronic autocollimation

    Oren Aharon
    March 7, 2024
    Upgrades to these sensitive measuring devices expand their usability in photonics applications.
    (Courtesy of JJ Coello-Bravo)
    FIGURE 1. Cooled lava becomes blocks, sometimes as large as houses.
    Test & Measurement

    Laser spectrometry method reveals the chemistry of volcanic magma

    Justine Murphy
    Oct. 11, 2023
    Predicting and preparing for volcanic eruptions is highly desirable, and a new high-resolution analytical laser spectrometry approach could be just the way to do it.
    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

    Cory Boone
    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.
    (Photo credit: Charles Jischke, Purdue University)
    FIGURE 1. Purdue researcher Bartek Rajwa (left) and Purdue postdoctoral fellow Sungho Shin review data produced with a portable LIBS spectroscopy device.
    Test & Measurement

    LIBS addresses food fraud

    Justine Murphy
    Sept. 19, 2023
    Laser-induced breakdown spectroscopy (LIBS) has shown potential for analyzing geological and archaeological materials for scientific research. Now, it’s proven it can do more ...
    Test & Measurement

    Spectral circadian stimulus light meter offers traceable calibration

    LFW Staff
    Feb. 14, 2024
    The MSC15-CS is a spectral-measuring luxmeter for the 360–830 nm spectral range.
    (Image credit: L. Scarpelli and M. Richard)
    Quantum

    Quantum optics technique reveals new type of light-matter interaction within semiconductors

    Sally Cole Johnson
    Feb. 14, 2024
    Photon-cascade correlation spectroscopy enables peering into the quantum realm: Creating an image-in-time of photons reveals whether they tend to travel together or not, which...
    Test & Measurement

    Optical ultrasonic microphone has use in gas leak detection

    LFW Staff
    Feb. 12, 2024
    The Broadsonic V1 optical ultrasonic microphone features an acoustic bandwidth of 0 to 40 MHz.
    Test & Measurement

    Imaging photometer offers point counting capabilities

    LFW Staff
    Feb. 7, 2024
    The GeoImage imaging photometer uses a camera to measure the reflectance of vitrinite macerals.