• 4am@lemmy.zip
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        2 months ago

        They even make bright LEDS with 592nm frequency light (the same that sodium vapor bulbs give off).

        Such a narrow band was great because it meant your rods did most of the work.

        You can literally see better in the orange light.

      • Trainguyrom@reddthat.com
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        2 months ago

        There’s also awesome new streetlights which will fade off when there’s no traffic and fade back on when a car comes through, adjusting the brightness depending on the quantity of tradfic

        • blarghly@lemmy.world
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          2 months ago

          They can just replace them as the old ones die, and use the better color in new installations