Vision Correction
4 topics
Contact Lenses
Contact lenses are thin lenses placed directly on the surface of the eye to correct refractive errors or for therapeutic or cosmet...
Reading Glasses
Reading glasses are convex, plus powered spectacle lenses that magnify and bring near objects into focus, compensating for the los...
Scleral Lenses
Scleral lenses are large diameter rigid gas permeable contact lenses that rest on the white of the eye, the sclera, and arch over ...
Progressive Lenses
Progressive addition lenses are spectacle lenses whose power changes gradually from distance correction at the top to near correct...