Use this useful tool to convert luminous intensity choosing one of the 9 units of measurment included in this app, that are:
candle (international), candle (German), candle (UK), decimal candle, candle (pentane), pentane candle (10 candle power), bougie decimal, hefner candle, carcel unit.
For every units of measurment are also included formulas to convert that unit as you want.