In addition, this role focuses on performing the following Ophthalmology duties: Performs, prescribes, and analyzes results for the treatment of illnesses, diseases, injuries, and conditions that are related to the eye. 2.Performs various screening and tasks as ordered by the physician including, but not limited to visual acuity, lensometry, refraction, keratometry, pupil evaluation, measurement of eye pressure, drop instillation, etc.