Production in optical engineering - Spherometer - Ring for spherometer
Edition 2000-03

Testing of paper and board - Determination of roughness according to Bendtsen
Edition 2018-12

Paper and board - Determination of roughness/smoothness (air leak methods) - Part 4: Print-surf method (ISO 8791-4:2021)
Edition 2023-08

Determination of water separation ability of lubricating oils and low-flammability fluids after contact with steam
Edition 1991-03

Geometrical product specifications (GPS) - Pneumatic length measurement - Characteristics of instruments, requirements, testing
Edition 2016-12

Geotechnical investigation and testing - Geotechnical monitoring by field instrumentation - Part 2: Measurement of displacements along a line: Extensometers (ISO 18674-2:2016); German version EN ISO 18674-2:2016
Edition 2017-03

Viscometry - Measurement of kinematic viscosity by means of the Ubbelohde viscometer - Part 1: Viscometer specification and measurement procedure
Edition 2023-07

Production in optical engineering - Terms relating to production in optical engineering - Part 2: Equipment
Edition 2001-10

Aerospace series; hydrogen embrittlement of steels; notched specimen test; german version EN 2832:1993
Edition 1993-04

Steel measuring tapes for rims shouldered on both sides
Edition 1977-01