Ocular or eye dominance, similar to cross dominance, is the preference of visual dominance from one eye to the other. There are many different ways to determine whether a person has crossed hand-eye dominance or if they have same side dominance. The most effective and easiest way to determine it is to ask a person first which hand they use to write, then you ask that same person with both eyes open, to look through a triangle and center an object, like a doorknob, in the triangle. After closing their left eye, if the object remains in view, the person is right eye dominant. If their hands appear to move off the object and move to the left eye, then they are left eye dominant. For example, if I usually use my right hand to write and I have
