Type of Prescription
You cannot buy perfect eyeglasses without knowing the perfect type of your prescription. It is mandatory to discover the right prescription type for your eyeglasses before buying the same. There are three vision ranges viz. Near, Distant, and Intermediate. Also, in its accordance, there are several eye problems. You must know a perfect prescription type to select an appropriate eyeglass that resolves the vision range problems. The table here will help you in selecting a perfect prescription type for you out of single vision lenses, bifocals or progressives.
Single Vision
Vision Fields -
Single
Range of Vision -
Near or Distant
Visible Distinction -
N/A
Curing Agent -
Cures Myopia, Hypermetropia. And Astigmatism
Bifocals
Vision Fields -
Double
Range of Vision -
Near and Distant
Visible Distinction -
Single Vision Line
Curing Agent -
Cures Presbyopia
Progressives
Vision Fields -
Triple
Range of Vision -
Near, Distant, and Intermediate
Visible Distinction -
N/A
Curing Agent -
Cures Presbyopia