C4D lighting design diagram

Quick answer：

C4D refers to Cinema 4D, a 3D modeling, animation, and rendering software. A lighting design diagram in C4D would be a visual representation used in the software to set up and configure lighting within a 3D scene. It typically includes details on the types of lights used, their positions, intensities, colors, and other attributes necessary for creating the desired lighting effects in a 3D animation or rendering.