Diplopia after strabismus surgery is a very common phenomenon, because when strabismus, both eyes can no longer see together, so he does not have monovision, the brain does not recognize, after the surgery is done right, both eyes look in one direction, the brain can not determine. Therefore, after strabismus surgery, the situation of diplopia should be trained, so that both eyes can gaze in one direction, gaze to a certain extent, the function of both eyes will be fused, and the situation of binocular monocularity will be possible. This is not scary, just do a test.