How do glasses that filter out the blue wavelengths of light work? - discu.eu

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How do glasses that filter out the blue wavelengths of light work? https://www.amazon.com/Uvex-Blocking-Computer-SCT-Orange-S1933X/dp/B000USRG90/ref=pd_sim_469_1?_encoding=UTF8&pd_rd_i=B000USRG90&pd_rd_r=b1f49af0-ca97-11e8-a88c-59d947f19ed7&pd_rd_w=NiX2Y&pd_rd_wg=MHouW&pf_rd_i=desktop-dp-sims&pf_rd_m=ATVPDKIKX0DER&pf_rd_p=56838e6b-66d4-41e0-a762-743f1a1a628a&pf_rd_r=GZK0Y630XY9880Z33ME6&pf_rd_s=desktop-dp-sims&pf_rd_t=40701&psc=1&refRID=GZK0Y630XY9880Z33ME6 12 comments 8/10/2018 askscience

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