How Is A Refraction Test Performed?

How Is A Refraction Test Performed? The test involves looking through a device called a phoropter to read letters or recognize symbols on a wall chart through lenses of differing strength which are contained within the device. (During this process, the eye doctor will ask you “Which is better… one or two?”). What happens during

Does Eye Dilation Affect Prescription?

Does Eye Dilation Affect Prescription? Does eye dilation affect prescription? In fact, if you are seeing your eye doctor solely to get a prescription, dilation induces potential changes to a prescription that aren’t present in the normal state of the eye when the iris/pupil is not dilated. The exception is when we’re examining young children.