Physics of radiation in the field of optics and illuminating engineering; pupil intensity as a measure of retinal illumination
Edition 1982-03

Methods of measurement for equipment used in digital microwave radio transmission systems; part 3: measurements on satellite earth stations; section one: general (IEC 60835-3-1:1990); German version EN 60835-3-1:1992
Edition 1993-09

Laboratory glassware - Three-neck bottles - Woulff bottles
Edition 2009-12

Aerosol containers - Tinplate containers - Dimensions of two and three-piece cans; German version EN 15007:2017
Edition 2017-06

Vacuum technology - Graphical symbols - Summary
Edition 2022-02

Railway applications - Measuring of new and modified freight wagons - Part 5: Bogies with 3 wheelsets; German version EN 13775-5:2004
Edition 2004-09

Keyless type three-jaw drill chucks - Specification (ISO 10888:1999)
Edition 2003-12

Structural adhesives - Characterization of a surface by measuring adhesion by means of the three point bending method; German version EN 1966:2009
Edition 2009-07

Advanced technical ceramics - Mechanical properties of ceramic composites at room temperature - Part 5: Determination of interlaminar shear strength by short span bend test (three-points); German version EN 658-5:2002
Edition 2003-03

Three-pole plug with N- and earthing contacts AC 400/230 V 16 A - Principal dimensions
Edition 1999-10