Perform preliminary screening examinations for physician review including, but not limited to, visual acuity, history taking, tonometry, lensometry, motility, pupil assessment, visual fields, simple color vision tests, Examine the cornea, lens, and anterior chamber of the eye using a slit lamp and note variations from normal, administer dilation or anesthetic drops or assist with patient contact lens insertion and removal training. Direct the flow of patients; obtain medical and personal data for patient charts; screen patients for conditions; arrange for laboratory and other tests, ophthalmic photography, outpatient studies and patient admissions and surgery as requested by physician.