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adjusting
automatic
circle
close
computer
concave
equipment
eyecare
eyeglass
glass
glasses
glassware
glossy
industry
instrument
laboratory
lens
lense
lenses
liquid
object
ocular
ophthalmic
ophthalmological
ophthalmology
opthalmology
optic
optical
optician
optometrist
optometry
plastic
polishing
procedure
process
quality
science
shape
specs
spectacles
technology
transparent
video
vision
work