This International Standard specifies the characteristics of formers which are used in edging machines to edge lenses designed for insertion into spectacle frames. It is not applicable to separate formers required for supplementary treatment of lenses, for example
facetting.
Diese ÖNORM legt die charakteristischen Merkmale von Formscheiben fest, die in Randbearbeitungsmaschinen eingesetzt werden, welche Gläser zur Einpassung in Brillenfassungen bearbeiten.