The colored part of the eye. It is a circular disk that dilates and constricts, thereby controlling the amount of light entering the eye through its central opening, the pupil. A refractive condition wherein light focuses in front of the retina, which results in far vision being blurred. A doctor of medicine who has completed a residency program in ophthalmology and specializes in treating diseases of the eye and performing ocular surgery. A fabricator and dispenser of eyeglasses.
Some opticians also fit contact lenses.
A doctor of optometry providing all ophthalmic services except surgery. In most states they are licensed to treat ocular diseases. Refractive surgery to eliminate myopia by flattening the central portion of the cornea with a laser. A no-line lens with a gradual blend of prescriptions ranging from the prescription for distance viewing at the top to the reading prescription at the bottom. Worn in lieu of bifocals and trifocals, which have visible lines.