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Blue light glasses are used to filter out this artificial blue light from digital devices, says Maturi. The lenses of the glasses have filters that sellers claim can block or absorb the blue light ...
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 ...
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.
It emits more blue light than traditional incandescent bulbs, potentially impacting the quality of sleep and eye health if used excessively at night. [2] [8] A person using a smartphone at night. Blue light is emitted by digital screens such as computers, tablets, smartphones, and televisions, which can lead to extended exposure in modern lives ...
Depending on the company, these computer or gaming glasses can also filter out high energy blue and ultra-violet light from LCD screens, fluorescent lighting, and other sources of light. This allows for reduced eye-strain. [11] These glasses can be ordered as standard or prescription lenses that fit into standard optical frames. [12]
However, a key limitation is the duration of the trials, with assessment between one day to five weeks after wearing either the blue light or non-blue light glasses. The sample sizes also ranged ...
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