Non-destructive testing of welded joints in thermoplastics semi-finished products - Part 2: X-ray radiographic testing; German version EN 13100-2:2019
Edition 2019-11

Non-destructive testing - Radioscopic testing - Part 1: Quantitative measurement of imaging properties; German version EN 13068-1:1999
Edition 2000-02

Industrial systems, installations and equipment and industrial products - Structuring principles and reference designations - Part 2: Classification of objects and codes for classes (IEC 81346-2:2019); German version EN IEC 81346-2:2019
Edition 2020-10

Fundamental standards for optics - Determination of focal length
Edition 2020-04

Testing of optical systems - Part 1: Deviations from symmetry
Edition 2007-07

Geometrical optics - Nomenclature and definitions
Edition 2003-12

Image quality assurance in diagnostic X-ray departments - Part 163: Acceptance and constancy test of X-ray installations for digital mammographic stereotaxis
Edition 2020-08

Evaluation and routine testing in medical imaging departments - Part 3-6: Acceptance and constancy tests - Imaging performance of mammographic X-ray equipment used in a mammographic tomosynthesis mode of operation (IEC 61223-3-6:2020); German version EN IEC 61223-3-6:2020
Edition 2022-05

Optics and optical instruments - Accuracy of optical transfer function (OTF) measurement (ISO 11421:1997)
Edition 2010-10

Metallic materials - Knoop hardness test - Part 2: Verification and calibration of testing machines (ISO 4545-2:2017); German version EN ISO 4545-2:2018
Edition 2018-07