英文關鍵字
aged
blindness
cataract
check
checking
chiropter
close
closeup
closing
correction
device
diopter
disease
disorder
elderly
error
examination
eyes
female
glaucoma
grandmother
happy
health
healthcare
hyperopia
insurance
lady
lens
medical
myopia
old
ophthalmologist
ophthalmology
optician
patient
poor
problem
proposing
recommend
recommendation
refractive
refractor
rehabilitation
retirement
senior
service
up
vision
woman