aid
assistance
astigmatism
better
blind
blur
blurred
blurry
bright
clear
corrective
difference
distortion
eye
eyeglasses
eyes
eyesight
eyewear
focus
forest
glass
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green
horizon
improve
lens
look
modern
myopia
nature
optical
optician
optometrist
see
sharp
shortsighted
sight
sky
spectacles
sun
sunset
view
vision
visual
yellow