According to the invention, spectacle lenses (4), for example, may be provided with a coating which is not uniform by means of the provision of screens, said screens being aperture rings (10), arranged concentric to a symmetry axis of the vapourising crucible (6) in a vacuum coating unit, by means of a screen holder.
Herr McCreevy, Herr Barroso sprach von einem Missverständnis.patents-wipo patents-wipo