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  • The Shed

    GETTING TO GRIPS WITH LASER CUTTERS AND ENGRAVERS

    Nov 30, 2018 4 minutes
    By Enrico Miglino
    Photographs: Enrico Miglino

    Nowadays we all know what a laser is. It is widely used in a lot of devices, such CD and DVD readers and writers. The laser is used to transmit very fast signals through fibre optics. Lesser known is the meaning of the acronym ‘LASER’: light amplification by stimulated emission of radiation.

    The term ‘laser’ is associated with a coherent light beam but visible-light lasers are only one of the applications of this technology. Until the early ’60s, there was no technology that produced a pure, monochromatic light source to build efficient laser devices.

    Today we have small and powerful lasers on a single chip — the LED lasers used to read and write DVDs — as well as

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