Object Components, a subset of all Components, are used to create and render 3D scenes within TouchDesigner (also called Objects).
Ambient Light COMP
Camera Blend COMP
Environment Light COMP
Nvidia Flow Emitter COMP
Shared Mem Out COMP, Shared Mem In COMP
The component types that are used to render 3D scenes: Geometry Component contain the 3D shapes to render, plus Camera, Light, Ambient Light, Null, Bone, Handle and other component types.