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See explains. "As we get older, our lenses are less flexible. This is why people in their 40s start needing reading glasses. Some blue-light glasses also include a plus lens to help bring your ...
However, they could harm your wallet — blue light-blocking glasses or lens filters can cost up to $100 or more. “Don’t beat yourself up if you want to get the glasses, but they should not be ...
Blue-light-blocking glasses claim to reduce eye strain from devices, but scientists say there are better ways to reduce the strain on eyes.
Studies have been conducted on blue light filtering eyeglasses, [5] [27] which uses special blue light blocking lenses for eye protection against blue light. [ 27 ] [ 28 ] All visible light wavelengths can be transmitted through the spectacle lens, [ 28 ] but some portions of the blue-violet light spectrum are selectively attenuated by coating ...
Blue light, a type of high-energy light, is part of the visible light spectrum. High-energy visible light (HEV light) is short-wave light in the violet/blue band from 400 to 450 nm in the visible spectrum, which has a number of purported negative biological effects, namely on circadian rhythm and retinal health (blue-light hazard), which can lead to age-related macular degeneration.
The American Academy of Ophthalmology (AAO) does not recommend special eyewear for computer use, [13] [14] although it recommends using prescription glasses measured specifically for computer screen distance (depending on individuals, but possibly 20–26 inches from the face), which are not the same as "blue-light blocking" glasses. [21]