GOST 8.552-1986 State system for ensuring the uniformity of measurements. State verification schedule for means of measuring radiant flux and irradiance in the wavelength range of 0,03-0,4 um
2013GOST 8.552-2013 State system for ensuring the uniformity of measurements. State verification schedule for instruments measuring the radiant flux, irradiance, spectral irradiance and exposure in spectral range from 0,0004 to 0,400 mcm
2001GOST 8.552-2001 State system for ensuring the uniformity of measurements. State verification scheme for instruments measuring the radiant flux and irradiance in spectral range from 0.03 to 0.40 mcm
1986GOST 8.552-1986 State system for ensuring the uniformity of measurements. State verification schedule for means of measuring radiant flux and irradiance in the wavelength range of 0,03-0,4 um