: Popular for interactive projects. They typically run on 5V , while main control modules may run on 3.3V , requiring a logic level shifter to prevent voltage mismatches.

: These allow you to adjust the "beam angle." Moving the lamp closer to the lens creates a wide fall of light, while shifting it away creates a narrow spotlight.

The "fall of light" is the gradual shift from bright highlights to deep shadows.

: Use a Softbox or a diffused umbrella to create softer edges on shadows, which enhances the "atmospheric" quality of the light fall. 3. Step-by-Step Installation

Understanding your light source The different characteristics of the light hitting an object can completely change its appearance. Will Kemp Art School