Blutech and Clearvision Share a Passion for Protecting Patients and Bringing Unique Technologies to Market. Together They Developed a Unique Solution that Provides the best in both Frame Fashion and Technology: the Blutech Frame and Lens Solution. It Combines the best in Quality Fashion Eyewear with the Highest Level of Blue Light Protection in all Three are as Blue Light Affects So that the Patient Never has to Sacrifice Performance or Protection, Eyewear Accessories ...