Use the Calculators below to solve some common lighting calculations and problems! Calculators sometimes take a minute to load.
Beam Spread Calculator
This calculator works with any distance units - enter feet for distance, and your result will be in feet. (Or meters, etc)
Sources of Equations (Cross-checked with real-life data)
Beam Spread Calculator: https://electricalnotes.wordpress.com/2018/05/01/calculate-lighting-fixtures-beam-angle-and-lumen/