approval
background
blind
blur
board
care
chart
check
correction
doctor
elementary
exam
examination
eye
eye chart
eyeglasses
eyesight
eyewear
focus
glasses
health
healthcare
laser
lens
letter
light
look
looking
medical
medicine
myopia
ophthalmology
optical
optician
optometrist
optometry
professional
read
see
sight
sightedness
sign
specs
spectacles
symbol
test
text
view
vision
visual