Computer monitor filters were very popular in post-USSR until 2000s, and whole paranoia about CRT radiation continued until CRT were fully replaced by LCDs. An

Computer monitor filters were very popular in post-USSR until 2000s, and whole paranoia about CRT radiation continued until CRT were fully replaced by LCDs. And seems that such filters are still produced, and sometimes are marketed to be used even on LCDs! - http://www.visioncarefilters.com/products_3M.html http://www.visioncarefilters.com/products_3M.html - https://www.amazon.com/Anti-Glare-Privacy-Filters-Anti-Radiation/s?ie=UTF8&page=1&rh=n%3A15782001%2Cp_n_feature_keywords_browse-bin%3A5502697011 https://www.amazon.com/Anti-Glare-Privacy-Filters-Anti-Radia... One of "folk" ways to reduce radiation was to put a pot with cactus near monitor, which "absorb" radiation, despite complete absurdity, it was quite popular in Russia.