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

He who speaks without modesty will find it difficult to make his words good.
Confucius