Refraction: MedlinePlus Medical Encyclopedia
Has your vision changed? Do you have trouble seeing close up, far away, or when reading? An eye doctor can perform a refraction - an eye exam to measure your prescription for eyeglasses or contact lenses. Learn how the test is done & what the results mean:
medlineplus.gov/ency/article/0
lunes, 3 de febrero de 2020
Suscribirse a:
Enviar comentarios (Atom)
No hay comentarios:
Publicar un comentario