Get the official blue light spectrum report data How to test blue light computer glasses (Clear lenses) 1. Red lenses can filter out the same amount of blue light as orange lenses, generally around 99.5–99.9%. Most of the extra light these filter out are in the safe yellow, orange, and red spectrum. They risk putting unnecessary strain on your eyes, comparable with using sunglasses indoors, so your eyes have to work hard to see anything. The issue with these deep dark red lenses is that they are hard to see through for negligible improvements for sleep compared to orange lenses. Red lenses are often marketed to be better for sleep improvement than orange lenses. Blue light blocking glasses for sleep – Red lenses Premium orange lenses for sleep block 99.5–99.9% of all blue light as well as a large amount of the green light spectrum, from 495 to 550 nm. A well-balanced lens for sleep filters out 100% of the most melatonin-disturbing light and is easy to see through.Ĭompared to yellow lenses, orange lenses are slightly darker, making them unsuitable for driving. The best blue light glasses for sleep have orange lenses. Blue light glasses for better sleep – Orange lenses ![]() This means that this color lens fails to block out the blue light that affects your sleep hormone the most (460–480 nm). These generally block around 65–70% of blue light when benchmarked with a blue light test. With more and more cars coming out with LED light technology, this type of blue light glasses is highly recommended for driving at night. Yellow blue light filter lenses are suitable to be used when driving at night.Ĭompared to the clear lenses, these are good at removing more of the highest energy blue light, around 440 nm, but are still clear enough to easily distinguish traffic lights and for driving at night.
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