frames![click to hear](/images/speaker.jpg)
Mounting that supports the lenses and holds them in place in front of the eyes.
reading ![click to hear](/images/speaker.jpg)
Lower part of a bifocal lens that corrects farsightedness.
rim ![click to hear](/images/speaker.jpg)
Part of the frames that surrounds and supports the lens.
distance ![click to hear](/images/speaker.jpg)
Upper part of a bifocal lens that corrects nearsightedness.
bifocal lens ![click to hear](/images/speaker.jpg)
Glasses with two parts: one to correct farsightedness and the other for nearsightedness.