Patent ID: 6419570
Filing Date: 2002-07-16
Classification: B24B

Abstract:
The use of a holding device for a spectacle lens comprising a base (11) with a depression (12), a controllable vacuum-pressure connection (bores 14, 16) at the depression (12), and a spherical cap (17), which is arranged in the depression (12), bears tightly against an annular surface (13) of the depressions (12) and has an opening (18) to the depression (12) and a sealing region (21) at the edge (20) of the spherical cap (17) for at least of the purposes of bearing against an optical surface of the spectacle lens in order to insert and remove the spectacle lens into or from a container and for of being mounted in and removed from a spectacle lens holding shaft (3, 7) in a spectacle lens edge processing machine (1) by means of a handling apparatus (9) which holds the base (11).