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Hydrogen Technologies Standards form the basic framework for market ramp-up
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Publications of ISO/TC 172/SC 1/WG 1

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DIN ISO/TR 21477 ; DIN SPEC 13477	2018-08	Technical Report	Optics and photonics - Preparation of drawings for optical elements and systems - Surface imperfection specification and measurement Systems (ISO/TR 21477:2017) More	Order from DIN Media
DIN ISO 9039	2008-08	Standards	Optics and photonics - Quality evaluation of optical systems - Determination of distortion (ISO 9039:2008) More	Order from DIN Media
DIN ISO 9358	2021-08	Standards	Optics and optical instruments - Veiling glare of image-forming systems - Definitions and methods of measurement (ISO 9358:1994) More	Order from DIN Media
DIN ISO 11421	2010-10	Standards	Optics and optical instruments - Accuracy of optical transfer function (OTF) measurement (ISO 11421:1997) More	Order from DIN Media
DIN ISO 14997	2018-05	Standards	Optics and photonics - Test methods for surface imperfections of optical elements (ISO 14997:2017) More	Order from DIN Media
ISO/TR 14997-2	2022-08	Technical rule	Optics and photonics - Test methods for surface imperfections of optical elements - Part 2: Machine vision More	Order from DIN Media
ISO/TR 14999-1	2005-03	Technical rule	Optics and photonics - Interferometric measurement of optical elements and optical systems - Part 1: Terms, definitions and fundamental relationships More	Order from DIN Media
ISO/TR 14999-2	2019-07	Technical rule	Optics and photonics - Interferometric measurement of optical elements and optical systems - Part 2: Measurement and evaluation techniques More	Order from DIN Media
ISO/TR 14999-3	2005-03	Technical rule	Optics and photonics - Interferometric measurement of optical elements and optical systems - Part 3: Calibration and validation of interferometric test equipment and measurements More	Order from DIN Media
ISO/TR 21477	2017-08	Technical rule	Optics and photonics - Preparation of drawings for optical elements and systems - Surface imperfection specification and measurement systems More	Order from DIN Media

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