Gives name, symbol and definition for 57 quantities and units pertaining to light and related electromagnetic radiations. Where appropriate, conversion factors are also given.
ISO 31-6:1992 history
1998ISO 31-6:1992/Amd 1:1998 Quantities and units — Part 6: Light and related electromagnetic radiations — Amendment 1
1992ISO 31-6:1992 Quantities and units; part 6: light and related electromagnetic radiations
1985ISO 31-6:1980/Amd 1:1985 Quantities and units of light and related electromagnetic radiations — Amendment 1
1980ISO 31-6:1980 Quantities and units of light and related electromagnetic radiations