Human: What is the difference between an ophthalmologist and optometrist? Assistant: 
An ophthalmologist is a doctor who specializes in eye care, while an optometrist is a doctor who specializes in vision care. Ophthalmologists are medical doctors who have completed four years of medical school followed by at least three years of specialized training in ophthalmology. Optometrists typically have completed two to three years of college or university with additional training in optometry.