This standards specifies a measuring system for spectacle frames together with the associated terms, definitions and symbols. It applies to fronts which are intended to be symmetrical.#,,#
DIN EN ISO 8624:2002 history
2020DIN EN ISO 8624:2020 Ophthalmic optics - Spectacle frames - Measuring system and vocabulary (ISO 8624:2020); German version EN ISO 8624:2020
2019DIN EN ISO 8624 E:2019 Draft Document - Ophthalmic optics - Spectacle frames - Measuring system and terminology (ISO/DIS 8624:2019); German and English version prEN ISO 8624:2019
2015DIN EN ISO 8624:2015 Ophthalmic optics - Spectacle frames - Measuring system and terminology (ISO 8624:2011 + Amd.1:2015); German version EN ISO 8624:2011 + A1:2015)
2011DIN EN ISO 8624:2011 Ophthalmic optics - Spectacle frames - Measuring system and terminology (ISO 8624:2011); German version EN ISO 8624:2011
2002DIN EN ISO 8624:2002 Ophthalmic optics - Spectacle frames - Measuring system and terminology (ISO 8624:2002); German version EN ISO 8624:2002