Method and Device for Processing Optical Workpiece Surfaces
1 Assignment
0 Petitions
Accused Products
Abstract
The invention relates to a method for processing the surfaces of optical workpieces (3) such as optical or eye glass lenses carried out with the aid of a tool (5) and consisting in holding at least one workpiece (3) in a work piece receiving support (4) which is rotatable around the axis of a workpiece spindle (1′). The invention is characterised in that the workpiece (3) is received in the receiving support (4) in such a way that the axis of rotation (2) of the workpiece spindle is placed remotely from the axis (8) of at least one workpiece (3) and the axis (18) of the workpiece support is at least partially in a parallel position to the axis of rotation of the workpiece spindle.
-
Citations
72 Claims
-
1-37. -37. (canceled)
- 38. A method for processing surfaces of optical workpieces having non-rotationally symmetrical and/or aspherical surfaces, such as lenses or spectacle glasses, by means of at least one tool which is fed by means of a tool feed unit for the processing of the non-rotationally symmetrical and/or aspherical surfaces, at least one optical workpiece being held in a workpiece fixture rotating about an axis of rotation of a workpiece spindle, the at least one optical workpiece being received by the workpiece fixture in such a way that the axis of rotation of the workpiece spindle runs at a distance from a workpiece axis of the at least one optical workpiece, and from a longitudinal axis of the workpiece fixture, the longitudinal axis of the workpiece fixture lying at least approximately parallel to the axis of rotation of the workpiece spindle, and the axis of rotation being coupled to the feed movement of the at least one tool.
- 61. A processing device for surfaces of optical workpieces having non-rotationally symmetrical and/or aspherical surfaces, such as optical lenses or spectacle glasses, with at least one tool which is fed by a tool feed unit for processing the non-rotationally symmetrical and/or aspherical surfaces, with at least one workpiece fixture rotating about an axis of rotation of a workpiece spindle and on which the optical workpiece is received with a workpiece axis, the axis of rotation of the workpiece spindle lying at a distance from the workpiece axis and from a longitudinal axis of the workpiece fixture, the longitudinal axis of the at least one workpiece fixture lying at least approximately parallel to the axis of rotation of the workpiece spindle, and the axis of rotation being coupled to the feed movement of the at least one tool.
Specification