I have worn glasses since I was in elementary school! Do you wear glasses?
I do, I ended up needing vision correction when I became an adult. I have had them for nearsightedness for a few years.
I am nearsighted as well. I would love to get contacts at some point but I can't touch my eye. Glasses can be annoying.
Corrective lens
A corrective lens is a lens typically worn in front of the eye to improve vision. The most common use is to treat refractive errors: myopia, hypermetropia, astigmatism, and presbyopia. Glasses or "spectacles" are worn on the face a short distance in front of the eye. Contact lenses are worn directly on the surface of the eye. Intraocular lenses are surgically implanted most commonly after cataract removal, but can be used for purely refractive purposes. 
Prescription of corrective lenses.
Corrective lenses are
. Olds also noted that by 1967 Garrison was:
...so nearsighted he carried about four different pairs of glasses with him...but by God, if you wanted a target bombed, he would hit it. He would hit it when everybody else missed. ...He got furious with me because I wouldn't let him get up there among the MiGs. I told him, 'Pappy, every fighter pilot in the Air Force knows and loves you, and I am not going to be the guy that sends you