Well, yes, optic neuritis can just lead to dry eyes in some degree. First, according to some experts, optic neuritis is known as retro-bulbar neuritis. And what is important is that it is a leading cause of vision loss. Maybe it is not normal in daily life, but it will actually be caused by a variety of processes and then, it will just cause inflammation and damage to the optic nerve. In that way, your eyes will be affected, leading to some eye problems, such as dry eyes, blurry vision. By the way, smoking and injury to the optic nerve caused by trauma can just increase the risk of getting optic neuritis. So just be careful about it.