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| Number | Title | Issue Date |
| 8166622 | Machine for machining optical workpieces, in particular plastic spectacle lenses A machine for machining workpieces, for example plastic spectacle lenses, has a workpiece spindle which rotates the workpiece about a workpiece rotation axis, and a fast tool arrangement which moves a turning tool in the direction to and from the workpiece, wherein ... | 05/01/2012 |
| 7975356 | Machine for the processing of optical work pieces, specifically of plastic spectacle lenses A machine for processing optical work pieces having a work piece spindle for the work piece driving rotationally about a work piece rotation axis. At least one processing unit has a tool that can machine the work piece and an adjusting mechanism causes a relative mo... | 07/12/2011 |
| 7820018 | Process and apparatus for applying optical coatings A process and apparatus for applying an optical coating to a substrate, wherein a transition layer 12, which is used to match mechanical properties of a substrate 10 to mechanical properties of a layer system 16 to be applied upon the transition... | 10/26/2010 |
| 7480970 | Machine for machining optical workpieces, in particular plastic spectacle lenses A machine for machining optical workpieces, is equipped with a workpiece spindle, by which the workpiece can be rotatably driven about a workpiece rotation axis, and with a first fast-tool assembly, by which a turning cutter is movable in the direction of the workpi... | 01/27/2009 |
| 7455569 | Grinding and polishing machine for grinding and/or polishing workpieces to an optical quality A grinding and polishing machine, in particular for lenses, has at least one tool spindle and at least one workpiece. The tool spindle is constructed to hold a respective tool on the same axis at both ends and is mounted in a spindle housing which can be pivoted abo... | 11/25/2008 |
| 7066797 | Block piece for holding an optical workpiece, in particular a spectacle lens, for machining thereof There is disclosed a block piece for holding an optical workpiece, in particular a spectacle lens, for machining thereof, which block piece comprises a basic body which has an end face, against which the workpiece can be blocked by means of a temporarily deformable ... | 06/27/2006 |
