Category: Lighting calculators

Enter power in watts:   W Select light source — select light source —Tungsten incandescent light bulbHalogen lampFluorescent lampLED lampMetal

Enter power in watts: W Enter light source: — select light source —Tungsten incandescent light bulbHalogen lampFluorescent lampLED lampMetal halide

Enter Luminous intensity result in millicandela: mcd Enter apex angle in degrees: °     luminous flux result in lumens:

Enter illuminance in lux:   lx Select light source: — select light source —Tungsten incandescent light bulbHalogen lampFluorescent lampLED lampMetal

Enter Illuminance in lux: lx Select area unit type: Area in square feetArea in square meters   Enter spherical radius:

Enter illuminance in lux: lx     Illuminance result in footcandles: fc

Enter illuminance in lux: lx Enter distance and select feet or meters: ftm     Luminous intensity result in candela:

Enter luminous flux in lumens: lm Enter light source: — select light source —Tungsten incandescent light bulbHalogen lampFluorescent lampLED lampMetal

Enter luminous flux in lumens: lm Enter apex angle in degrees: °     Luminous intensity result in millicandela: mcd

Enter luminous flux in lumens: lm Select area unit type: Area in square feetArea in square meters   Enter spherical