Lighting Calculators
Browse all 14 free lighting calculators below — covering lux, lumens, candela, and foot-candles.
Jump to this block on hub →Photometric units measure different geometries — luminous intensity vs luminous flux vs illuminance.
These calculators unify conversions bridging fixture datasheets — geometry assumptions matter (point vs diffuse emitter).
Browse 14 calculators
Click any calculator below to get started — no sign-up required.
Candela to Lumens CalculatorCandela to Lux CalculatorLumens to Candela CalculatorLumens to Lux CalculatorLumens to Watts CalculatorLumens to Millicandela CalculatorMillicandela to Lumens CalculatorLux to Candela CalculatorLux to Lumens CalculatorLux to Watts CalculatorLux to Footcandles CalculatorFootcandles to Lux CalculatorWatts to Lumens CalculatorWatts to Lux Calculator