What if eye exams could be done by phone?

Exciting technologies are emerging as we speak. Doctors can currently field test for glaucoma using a phone. Now, they’re determining if a phone can screen for diabetic retinopathy. What’s next, an eye exam for glasses? We’ll see. Learn more at  http://breakthroughs.kera.org/npr_pull_post_type/eye-phone-your-next-eye-exam-might-be-done-with-your-phone/.