I do not need an eye exam. I can see perfectly. If you have thought this, you are not alone. But seeing well and having healthy eyes are not exactly the same thing. 20/20 is a measurement of visual acuity. It tells us how clearly you can identify standardized letters or symbols at a distance. It does not tell us everything about your retina, optic nerves, eye pressure, peripheral vision, corneas, lens, or eye coordination. Lightbridge Advanced Optometry Some eye conditions ca