Milli-electron volts to microjoules conversion calculator above calculates how many microjoules are in 'X' milli-electron volts (where 'X' is the number of milli-electron volts to convert to microjoules). In order to convert a value from milli-electron volts to microjoules (from meV to μJ) just type the number of meV to be converted to μJ and then click on the 'convert' button.