- (Of a lens) with one surface plane and the opposite one concave.More example sentences
- Plano-concave axicons are made of a plano surface in combination with a concave conical surface.
- This tutorial explores lens action in plano-concave lenses when the object faces the flat side of the lens.
More definitions of plano-concaveDefinition of plano-concave in:
- The British & World English dictionary