Illumination Converter
Convert between illumination units like lux, foot-candle, phot, and nox. Free online tool with precise calculations and practical lighting examples for professionals and enthusiasts.
light measurement
Luminous Intensity Converter
A precise online tool for converting between various units of luminous intensity including candela, lumen/steradian, millicandela, and historical units like Hefner candle.
Luminance Converter
Easily convert between luminance units like cd/m², nit, foot-lambert, lambert, apostilb, and stilb. Precise calculations with conversion formulas displayed.
Daily Light Integral Calculator
Optimize plant growth with our Enhanced Daily Light Integral Calculator. Calculate DLI, adjust for light sources & efficiency, view charts, and improve your indoor gardening results.