ability
accommodation
astigmatism
chart
check
concentrating
cornea
diagnosis
diagnostic
doctor
examination
examine
eye
eyeball
eyeglasses
female
focus
girl
health
horizontal
instrument
lens
looking
male
man
mature
measure
medical
medicine
microscope
modern
ophthalmic
ophthalmologist
ophthalmology
optic
optician
optometrist
optometry
patient
people
professional
professions
sight
sighted
skilled
test
two
vision
women