You are here: Home Library Online Calculators
International Light
Personal tools
Document Actions

Online Calculators

Use this calculator to get the minimum and maximum amount of light in candela or effective candela (ILT1700 only) an ILT1700 or ILT1400 radiometer can measure at a particular distance. Use online or download .exe to your PC.

Use this converter to convert Exposure Value (EV) to and from Lux (ISO100). Use online or download .exe to your PC.

Use this converter to either convert your Foot-Candle detector sensitivity factor to Lux or vice-versa for continuous measurement in the opposite unit or convert a single reading already taken in Foot-Candles to Lux or vice-versa. Use online or download .exe to your PC.

Use this calculator to find out how an irradiance/illuminance measurement taken at a particular distance from a source will change as the distance to the source increases or decreases. Use online or download .exe to your PC.

Use this converter to approximate the total lumen output of a lamp based on an illuminance measurement taken in lux or foot-candles. Use online or download .exe to your PC.

Use this calculator to obtain a new calibration sensitivity factor for a detector when a neutral density filter (QNDS1, QNDS2 OR QNDS3) is added to the assembly in the field. Use online or download .exe to your PC.

Use this calculator to approximate the total watt output of a lamp based on the irradiance measurement taken in W/m2 or W/cm2. Use online or download .exe to your PC.

Use this calculator to convert between µMoles/m2/s (µEinsteins/m2/s) and Lux (lm/ft2) for plant growth calculations. Use online or download .exe to your PC.