Look up an image:
Explore by theme
frames 
Mounting that supports the lenses and holds them in place in front of the eyes.
reading
Lower part of a bifocal lens that corrects farsightedness.
rim
Part of the frames that surrounds and supports the lens.
distance
Upper part of a bifocal lens that corrects nearsightedness.
bifocal lens
Glasses with two parts: one to correct farsightedness and the other for nearsightedness.
