Hello Squint with diplopia needs detailed evaluation. Kindly share close up photos

Please share the close up pics of your eyes while looking forward,towards right and towards left. Without turning your head

You will need more evaluation. If you have squint since childhood, risk of amblyopia(lazy eye) is high

Patch your one eye (left),& work with the other better one.Lazy eye with squint is common .Wear your glasses if you were prescribed.

Your right eye is dominant eye and since you are already 17 years it's high chances that your left eye is having amblyopia..... We need to assess your degree of deviation We need to di synoptophore and PBCT tests Temporarily u need to patch ur left eye....to see..... It will give u relief from diplopia Need to do see if you have nystagmus also Kindly visit a strabismologist