BLOG QUESTION ADV: FOOT CANDLES, LUX AND LUMENS

1. What is a lumen? What is a footcandle? What is Lux?

2. How do you think this could affect your understanding of lighting in the future?

Foot-candles are the unit of measurement for light intensity. A lumen is the standard unit of measuring visible light from a light source (e.g. a candle or lamp) . Lux is the unit of illuminance equal to 1 lumen per square meter. Understanding these concepts, especially as a DP can be helpful when figuring out how to light your scene, by telling you what distance to have your lights at to give the look you're striving for. By being able to use these concepts to help you measure and calculate how to set up your lights, you can save a lot of set up and configuration time.