One main difference between an ophthalmologist and optometrist is that an ophthalmologist is trained to perform eye surgery. Whether the surgery be performed in a hospital setting, for instance cataract surgery, or an in office surgery, for instance laser surgery...What type of Doctor is an OD?
An optometrist is an eye doctor who has earned the Doctor of Optometry (OD) degree. Optometrists examine eyes for both vision and health problems, and correct refractive errors by prescribing eyeglasses and contact lenses. Some optometrists also provide low vision care and vision therapy.