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Are blue light glasses effective or just a digital-age fashion ... "The most popular typically filter 20 to 40% of blue-violet light," Dr. Kelley explains. ... Blue Light Glasses: Risks vs. Benefits.
In recent years, blue light-blocking glasses have become increasingly popular. People swear by the typically yellow- or orange-tinted spectacles to filter artificial blue light emitted from ...
Blue-light-blocking glasses claim to reduce eye strain from devices, but scientists say there are better ways to reduce the strain on eyes.
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.
Some manufacturers already design glasses to block blue light; the insurance company Suva, which covers most Swiss employees, asked eye experts around Charlotte Remé (ETH Zürich) to develop norms for blue blocking, leading to a recommended minimum of 95% of the blue light. [31] Sunglasses are especially important for children, as their ocular ...
Luxottica owns not only a large portfolio of brands (over a dozen [53]) such as Ray-Ban and Oakley but also retailers such as Sunglass Hut, Lenscrafters and Oliver Peoples, the optical departments at Target, and (formerly) Sears, as well as key eye insurance groups including the second largest glasses insurance firm in the US, EyeMed. It has ...