• Daemon Silverstein
    link
    fedilink
    English
    arrow-up
    5
    ·
    3 months ago

    Exactly, a laser pointer, while casting a millimeter-sized dot of light at short distances, its light easily gets meter-sized when they reach flight cruise heights, shining airplane’s cabins and interfering with the pilot’s vision. However, as by inverse square law, the power is distributed across the beam.