Photographic lenses; method for measuring the spectral transmittance
Edition 1993-04

Optical radiation physics and illuminating engineering - Part 11: Radiometer for measuring actinic radiant quantities - Terms, characteristics and their classification
Edition 2011-04

Photometry - Part 9: Measurement of the photometric quantities of incoherent emitting semiconductor light sources
Edition 2015-01

Daylight in interiors - Part 5: Measurement
Edition 2021-08

Artificial lighting - Part 6: Measurement and evaluation
Edition 2022-10

Artificial lighting - Part 6: Measurement and evaluation
Edition 2006-11

Plastics - Determination of illumination diffusion - Near-distance haze measurement for transparent materials
Edition 2024-07

Endless wide V-belts for industrial speed changers; measurement of centre distance variations
Edition 1987-01

ATP measuring - Fundamentals for the measuring of the hygienic status with bioluminescence-method
Edition 2009-12

Absorption capacity of absorbent incontinence aids until leakage - Test method for measuring the suction capacity by use of a test torso
Edition 2022-06