Keratoconus After Diagnosis: Double Vision, Light Sensitivity, Scan Changes and Cross-Linking Alpharetta eye care · keratoconus · patient questions · scleral lenses · Oct 23, 2026 Just found out you have keratoconus? Here's why new glasses may still leave you seeing double, why light can hurt, what a thinner scan means, and how glasses, scleral lenses and cross-linking fit together.