Aerospace series - Connectors, optical, circular, single and multipin, coupled by triple start threaded ring - Flush contacts - Part 101: Optical contact for EN 4641 multimode cable -55 °C to 125 °C - Product standard; German and English version EN 4531-101:2016
Edition 2016-11

Personal eye-protection - Optical test methods; German version EN 167:2001
Edition 2002-04

Measurement of fiber optic elements - Part 5: Determination of visual defects of light and image guides; Text in German and English
Edition 2011-03

Atomic absorption spectrometry (AAS) and atomic fluorescence spectrometry (AFS) - Vocabulary
Edition 2016-11

Air quality - Atmospheric measurements near ground with active Differential Optical Absorption Spectroscopy (DOAS) - Ambient air and diffuse emission measurements; German version EN 16253:2013
Edition 2013-09

Optics and photonics - Optical coatings - Part 4: Specific test methods: abrasion, adhesion and resistance to water (ISO 9211-4:2022)
Edition 2023-07

Optics and photonics - Preparation of drawings for optical elements and systems - Part 7: Surface imperfections (ISO 10110-7:2017)
Edition 2018-05

Optics and photonics - Interferometric measurement of optical elements and optical systems - Part 4: Interpretation and evaluation of tolerances specified in ISO 10110 (ISO 14999-4:2015)
Edition 2016-04

Optics and photonics - Test methods for telescopic systems - Part 3: Test methods for telescopic sights (ISO 14490-3:2021)
Edition 2022-07

Testing of materials for semiconductor technology - Determination of etch rates of etching mixtures - Part 2: Silicon-dioxide coating, optical method
Edition 2023-08