As used MD EyeCare

Although it can be used by anyone, regardless of their academic level, there is a method to use this application. This is explained in the video tutorial that is in the application.

It basically consists of:

1. Locate 3 feet  away, at the same height as the child.
2. To focus on the eyes of the child touching the screen.
3. Turn off the light. Wait until the sensor reaches the green bar and point PERFECT. Shooting.
4. Every photo can be saved SAVE or DISCARD discard.