Assertion: lens | /r/HasProperty | biconvex
Facets:
Source sentences:
text: A lens is biconvex (or double convex, or just convex) if both surfaces are convex.
text: If the lens is biconvex or plano-convex, a collimated beam of light passing through the lens converges to a spot (a focus) behind the lens.
text: If the lens is biconvex or plano-convex, the lens is called positive or converging.
text: A lens is biconvex (or double convex, or just convex) if both surfaces are convex.
text: A lens is biconvex (or double convex, or just convex) if both surfaces are convex.
text: If the lens is biconvex or plano-convex, a collimated beam of light passing through the lens converges to a spot (a focus) behind the lens.