摘要:
The invention relates to a polishing tool (100) for surfaces of spectacle lenses and casting mould shells for spectacle lenses with a polishing lip (118) which comprises a rigid support (110) and has a polishing face (120), which has at least one uninterruptedly annular toric portion. It is provided according to the invention that an elastic body (114) and a polishing covering (116) are arranged on the rigid support (110). The invention also relates to a method and a device for polishing surfaces of spectacle lenses and to casting mould shells for spectacle lenses with such a tool.
摘要:
A lens for non-prescription eyewear includes: a first surface having a first surface shape; and a second surface opposite the first surface, the second surface having a second surface shape, wherein the first surface includes a point of maximum curvature and the shape of the first surface measured along a line on the first surface decreases by at least 1.5 diopters at a distance 15 mm in every direction from the point of maximum curvature.