2 Ways to Turn Your Smartphone Into a Vision Screening System

We all get your vision tested on a regular basis by professionals. Have you ever wanted to test your vision on your own? Here are 2 gadgets that turn your smartphone into an ophthalmoscope:

EyeQue: and iOS / Android powered vision tracker that lets you take vision tests and track your eyesight. Simply look into the scope, relax your eyes, and tap on the screen to overlap the lines.

D-EYE: a portable retinal imaging system that transmits image and video of your eye to your smartphone. It doesn’t require an external power source.

Have you found better vision tracking systems for smartphones? Please share them here.