Uvex Skyper Blue Light Blocking Computer Glasses with SCT-Orange Lens, 3-Pack (S1933X) Orange Lens features Spectrum Control Technology (SCT) to absorb 98%+ of blue light emitted from laptops, computers, iPads etc. Result is additional screen contrast with sharpened details, which improves focus, reduces eye fatigue and helps inhibit vision problems like cataracts and age-related macular degeneration 3-Position ratcheting lens inclination system and patented, adjustable-length Duoflex comfort cushioned temples for optimal screen viewing; molded-in nose bridge for long-wearing comfort Wrap-around uni-lens design with integral side shields offers exceptional clarity; Uvextreme anti-fog coating; easy and economical lens replacement system Meets the ANSI Z87+ standard and is certified to the requirements of the CSA Z94.3 standard; made in the U.S.A.