Related terms:
corrective lenses
snellen
hyperopia
eyeglass prescription
eye chart
snellen chart
ophthalmologist
monocular
eyeglass
presbyopia
pinhole glasses
arc seconds
see detail
visual axis
minus cylinder
vernier acuity
corrective glasses
spherical lens
letter size
clear vision
safety glasses
optometrist
esotropia
when looking
art of seeing
working distance
Wikipedia sources:
Refractive error
Eyeglass prescription
Bates method
Visual acuity
Esotropia
Retinoscopy
Astigmatism (eye)
Glasses
Context for words:
refractive
error
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