Assertion: convex lens | /r/HasAspect | surface
Facets:
value: in two orthogonal planes
type: LOCATION
value: with two different radii of curvature
type: OTHER
Source sentences:
text: Toric or sphero-cylindrical lenses have surfaces with two different radii of curvature in two orthogonal planes.
text: Typically made of glass or transparent plastic, a convex lens has at least one surface that curves outward like the exterior of a sphere.
text: Toric or sphero-cylindrical lenses have surfaces with two different radii of curvature in two orthogonal planes.