The earning potential for eye doctors can vary significantly based on several factors, including their specialization, location, years of experience, and the type of practice they work in. Generally, eye doctors, which include optometrists and ophthalmologists, can expect to earn a substantial income, with ophthalmologists typically earning more due to their extensive training and ability to perform surgeries. To summarize, the income of eye doctors is influenced by various elements such as their area of expertise, geographical location, experience level, and the nature of their practice. Optometrists and ophthalmologists both have promising earning potentials, but ophthalmologists usually command higher salaries due to their advanced qualifications and surgical capabilities.