ICU Eyewear's Screen Vision Reading Glasses are a powerful blue light filtering eyeglass with 7 powers of magnification to meet your magnification needs. By using coated lensing to filter harmful blue light emitted by mobile and fixed screens, Screen Vision reduces digital eye strain. Artificial blue light filtration can help with more than just eye strain however, Screen Vision helps guard against long term age-related eye conditions such as macular degeneration and cataracts. Artificial blue light is also a contributing factor to the suppression of melatonin release, a major factor in sleep disruption. Screen Vision features additional 100% UVA/UVB protection. Lightweight, with a fashion forward style, ICU Screen Vision Reading Glasses are a positive step toward long-term eye and mental health. Spring hinges and polycarbonate frames add extra durability and comfort.