• 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