An Ophthalmologist specializes in eye and vision health and both the medical and surgical treatment of diseases and conditions affecting the eye. Ophthalmologists are one of the primary eye care specialists alongside Optometrists and opticians. They provide complete eye care, including everything from an initial eye examination, prescription eyeglasses, and contact lenses, and performing surgery on the eyes and surrounding area. Both Ophthalmologists and optometrists are experts in the anatomy of the eye and the diagnosis and treatment of eye diseases.