英文關鍵字
middleaged
man
checking
eyesight
modern
professional
medical
equipment
wearing
glasses
eye
exam
ophthalmologists
office
vision
diagnostics
selection
optician
salon
care
clinic
doctor
health
ophthalmologist
ophthalmology
optical
optometrist
patient
specialist
test
diopter
eyeglasses
lens
medicine
oculist
optometry
person
instrument
spectacles
optic
technology
adult
examining