Aerospace series - Elements of electrical and optical connection; test methods - Part 306: Mould growth; German version EN 2591-306:1998
Edition 1998-08

Optical amplifiers - Test methods - Part 1-3: Power and gain parameters - Optical power meter method (IEC 61290-1-3:2021); German version EN IEC 61290-1-3:2021
Edition 2023-10

Fibre optic interconnecting devices and passive components - Performance standard - Part 057-2: Single mode fibre plug-receptacle style optical fuse for category C - Controlled environment (IEC 61753-057-2:2012); German version EN 61753-057-2:2013
Edition 2013-10

Optical amplifiers - Test methods - Part 1-1: Power and gain parameters - Optical spectrum analyzer method (IEC 61290-1-1:2020); German version EN IEC 61290-1-1:2020
Edition 2022-07

Fibre optic interconnecting devices and passive components - Performance standard - Part 059-2: Single-mode fibre plug-receptacle style optical limiter for category C - Controlled environment (IEC 61753-059-2:2013); German version EN 61753-059-2:2013
Edition 2013-12

Testing of ceramic raw materials and ceramic materials - Direct determination of mass fractions of impurities in powders and granules of silicon carbide by inductively coupled plasma optical emission spectrometry with electrothermal vaporisation (ETV-ICP-OES); German and English version prEN 15991:2024
Edition 2024-07

Testing of plastics - Determination of gas transmission rate - Part 5: Optical method for plastic films and moulded plastic parts
Edition 2014-12

Testing of oxidic raw materials and materials for ceramics, glass and glazes - Part 2: Determination of Ag, As, B, Ba, Be, Bi, Ca, Cd, Ce, Co, Cr, Cu, Er, Eu, Fe, La, Mg, Mn, Mo, Nd, Ni, P, Pb, Pr, S, Sb, Se, Sn, Sr, Ti, V, W, Y, Yb, Zn, Zr by optical emission spectrometry with inductively coupled plasma (ICP OES)
Edition 2004-07

Production equipment for microsystems - Determination of the influence of materials on the optical and tactile dimensional metrology - Part 3: Derivation of correction values for tactile measuring devices
Edition 2014-10

Ophthalmic optics - Spectacle lenses - Fundamental requirements for uncut finished lenses (ISO/DIS 14889:2023); German and English version prEN ISO 14889:2023
Edition 2023-10