Call our office today at (865)-247-7715 . At Karns Vision, our patients and their overall health matters most to us. Our office specializes in Sports Vision, Treating Red Eyes, and Medical Eye and Vision Care. Our office is equipped to treat many types of patient conditions, and in order to do so we have Lasik, Hard-to-Fit Contacts, and Computer Vision Treatment. Our clinic serves the surrounding neighborhoods of Cedar Bluff, Karns, and Powell.