Double Vision Checker
There are many conditions that could possibly result in double vision.
Tropia (Strabismus, Cross eye)
Phoria (Eye Strain)
3 Quick questions to have a preliminary idea what you could possibly be having.
1. Do you see double with 1 or 2 eyes?
A quick way to assess what you have is to simply close either eye:
If you see double images, it means you see double with 1 eyes.
If you see single, its means you see double with 2 eyes.