Yes, it's useful to use eyeglasses or contact lenses to correct crossed eyes due to uncorrected farsightedness. Crossed eyes are also known as strabismus, which is both eyes don't look at the same place at the same time. When the eyes are misaligned, the brain gets two images to create double vision and confusion. It could be caused due to three main factors, which are family history, refractive error and medical conditions. It's important to maintain proper eye alignment to avoid seeing double vision and prevent the development of poor vision in the eyes. Hence, there are many treatment methods for crossed eyes. The eyeglasses can be specialized to recovery accommodative esotropia.