Double vision also called diplopia is a serious concern and should be attended to promptly. Problems with any part of the vision system can lead to double vision. If you encounter the problem please do visit an eye doctor or an ophthalmologist immediately. Cornea problems. Problems with the cornea often cause double vision in one eye only. Covering the affected eye makes the double vision go away. The abnormal surface of the eye distorts incoming light causing double vision. Damage can happen in several ways: Infections of the cornea such as herpes zoster or shingles can distort the cornea. Corneal scars can alter
