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| Number | Title | Issue Date |
| 7281967 | Machine for grinding optical lenses The invention relates to a machine comprising a train of grinding stones (21), mounted to rotate about a first axis (A–A′), a lens support (15), provided with means (37), for rotating the lens (35) about a second axis (B–B′) paral... | 10/16/2007 |
| 6743082 | Blasting apparatus With the blasting apparatus in which the injection nozzle is disposed to inject the blast material against the work pieces from the outside of the tubular barrel formed of the mesh net for accommodation of the work pieces and rotatable about the center axis, the wor... | 06/01/2004 |
| 6422930 | Apparatus for removing deposited film An edge face of a deposited film at an edge portion of a device wafer having the deposited film formed on a substrate is polished at a substantially right angle so as to prevent the deposited film from peeling-off and dusting. A forming body having a sect... | 07/23/2002 |
| 6110017 | Method and apparatus for polishing ophthalmic lenses The invention pertains to an improved method, a lapping tool head and a lens polishing apparatus for carrying out the method, for polishing ophthalmic lenses. The apparatus has a lapping tool head, a flexible membrane covering a lapping portion of the too... | 08/29/2000 |
| 6074290 | Compliant lens block and tape The present invention provides a block assembly for mounting an optical lens blank onto a lens processing machine, comprising a compliant lens block with a relatively thin double-sided adhesive tape having differential adhesion. This assembly affords a ve... | 06/13/2000 |
| 5964647 | Method and device for remedying the fragility of the edges of a spectacle lens made of rigid material and corresponding spectacle lens Method and apparatus to eliminate the sharp edge between each of the faces of an ophthalmic lens blank and the peripheral cylindrical surface therebetween. The connecting zone between each face and the cylindrical surface initially includes an edge. A cyl... | 10/12/1999 |
| 4926588 | Device for centering of optic lenses in a mechanical mounting, in particular during edge cutting and bevelling For centering optic lenses in a mechanical mounting, in particular during an edge cutting and bevelling, the invention includes a device having a housing (10), a drive (M, R, 14/14', 16/16') for a lower centering spindle 18 and an upper centering spindle ... | 05/22/1990 |
| 4521994 | Polisher-finer apparatus A lens polisher-finer apparatus has a frame and gimbal mounted assembly for providing an orbital break-up motion to a lens lapping tool. The apparatus includes an X-Y motion assembly connected to the frame and lens for providing smooth, Lissajous figure m... | 06/11/1985 |
