Incredible Disc And Ring Of Light Eye Ideas. They usually occur because there is extra water in the layers of the eye. And based on how an object such as chiron blocks a star's light, the occulting object's.

And based on how an object such as chiron blocks a star's light, the occulting object's. If you have glaucoma, you have increased pressure in your eye. Because there are no rods or cones overlying the optic disc, it corresponds to a small.