The word "lenticular" refers to something that has a shape similar to a lens. It is often used to describe objects or images that have a curved or rounded appearance, resembling a magnifying glass or a contact lens.
This is a huge lenticular galaxy with a diameter of at least 250 million light years (and possibly closer to 300 million light years). (atlasoftheuniverse.com)
You may find the answer in how Rafaël Rozendaal's flowing browser paintings translate to a new series of lenticular prints at Postmasters. (artfcity.com)
The Space Invaders name is engraved on a proof background and the use of lenticular printing allows the coloured aliens to move as the coin is rotated at different angles, just like in the actual game! (nzmint.com)