Today, 3D models are used in a wide variety of industries. The movie industry uses them as characters and objects for animated and real-life motion pictures. The video game industry uses them as assets for computer and video games. The architecture industry uses them to demonstrate proposed buildings and landscapes through Architectural Models.

3D Models represent a 3D object using a collection of points in 3D space, connected by various geometric entities such as triangles, lines, curved surfaces etc. Being a collection of data 3D models can be created by hand, algorithmically.