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    • Ann Russell

    Senior Applications Engineer, Osram Opto Semiconductors North America

    Ann Russell is senior applications engineer at Osram Opto Semiconductors North America (Sunnyvale, CA).

    (Courtesy of Osram)
    FIGURE 1. The beam profile of a 488 nm laser diode made by Osram is very smooth and Gaussian, but slightly asymmetric (a). A single-transverse-mode 488 nm laser diode (inset) with a 2 nm spectral bandwidth has a clean beam well suited for biological imaging (b).
    Lasers & Sources

    The use of laser diodes is leading to handheld medical instruments

    Thomas Brandes
    July 14, 2020
    High beam quality, many visible wavelengths, and compact size enable laser diodes to miniaturize medical instrumentation, leading to consumer versions.
    FIGURE 1. This 905 nm four-channel surface-mount laser provides >480 W peak power.
    Lasers & Sources

    Lasers for Lidar: Monolithic multichannel laser moves automotive lidar toward practical use

    Ann Russell
    Aug. 1, 2019
    A four-channel laser and ultrafast driver delivers more than 480 W peak power in 2 ns pulses.