Associations to the word «Afocal»

Wiktionary

AFOCAL, adjective. (optics) (of an imaging system) Not focused
AFOCAL, adjective. (optics) (of a lens) Neither concave or convex (focal point at infinity)

Wise words

Wisdom does not show itself so much in precept as in life - in firmness of mind and a mastery of appetite. It teaches us to do, as well as talk, and to make our words and actions all of a color.
Lucius Annaeus Seneca