acuity
chart
contact lenses
english
exam
examination
examining
eye
eye chart
eye test
eyeglasses
eyesight
focus
glasses
health
healthcare
healthcare and medicine
identification chart
large small
laser surgery
letters
looking
measure
medical
medical chart
medical exam
medical test
nobody
numbers
ophthalmologists
ophthalmology
optical
optician
optometrist
optometry
patient
reading
scientists
sensory perception
sight
snellen
snellen chart
test
testing
text
vision
visual
visual acuity
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