Associations to the word «Planoconvex»

Wiktionary

PLANOCONVEX, adjective. (optics) (of a lens) Having one side plane and the other convex

Dictionary definition

PLANOCONVEX, adjective. Flat on one side and convex on the other.

Wise words

Truthful words are not beautiful; beautiful words are not truthful. Good words are not persuasive; persuasive words are not good.
Lao-Tzu