Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7728987 | Method of manufacturing an optical element | Ralf Arnold, Frank Schillke, Susanne Beder | 2010-06-01 |
| 7342667 | Method of processing an optical element using an interferometer having an aspherical lens that transforms a first spherical beam type into a second spherical beam type | Rolf Freimann | 2008-03-11 |
| 7050175 | Method for calibrating an interferometer apparatus, for qualifying an optical surface, and for manufacturing a substrate having an optical surface | Rolf Freimann | 2006-05-23 |
| 7002694 | Interferometer system and method for recording an interferogram using weighted averaging over multiple frequencies, and method for providing and manufacturing an object having a target surface | Stefan Schulte, Henriette Müller, Wolfgang Kähler | 2006-02-21 |
| 5020894 | Eyepiece and lens cap for a sighting telescope | Adolf Weyrauch, Ferdinand Schlipf | 1991-06-04 |