A lentoid is a geometric shape of a three-dimensional body, best described as a circle viewed from one direction and a convex lens viewed from every orthogonal direction. It has no strict mathematical definition, but may be described as the volume enclosed within overlapping paraboloids.
A lentoid is a geometric shape of a three-dimensional body, best described as a circle viewed from one direction and a convex lens viewed from every orthogonal direction. It has no strict mathematical definition, but may be described as the volume enclosed within overlapping paraboloids.
Source: Wikipedia "Lentoid" · CC BY-SA 4.0
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