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| 2019 | Assessing surface imperfections of freeforms using a robotic light scattering sensor
Herffurth, T.; Trost, M.; Beier, M.; Steinkopf, R.; Heidler, N.; Pertermann, T.; Schröder, S. | Journal Article |
| 2019 | Realization of Free‐Space Long‐Distance Self‐Healing Bessel Beams
Vetter, C.; Steinkopf, R.; Bergner, K.; Ornigotti, M.; Nolte, S.; Gross, H.; Szameit, A. | Journal Article |
| 2018 | Manufacturing of aluminum mirrors for cryogenic applications
Kinast, J.; Schlegel, R.; Kleinbauer, K.; Steinkopf, R.; Follert, R.; Dorn, R.J.; Lizon, J.L.; Hatzes, A.; Tünnermann, A. | Conference Paper |
| 2016 | Optical performance simulation of free-form optics for an eye implant based on a measurement data enhanced model
Sieber, I.; Li, L.; Gengenbach, U.; Beckert, E.; Steinkopf, R.; Yi, A.Y. | Journal Article |
| 2015 | Metal mirrors with metal-dielectric HR-coating for ultrashort laser pulses applied in scanner applications
Schürmann, Mark; Risse, Stefan; Kämmer, H; Franke, Christian; Schlegel, Ralph; Müller, Sandra; Damm, Christoph; Steinkopf, Ralf; Dreisow, F.; Nolte, Stefan; Eberhardt, Ramona; Kaiser, Norbert | Conference Paper |
| 2015 | Overview on surface representations for freeform surfaces
Gross, H.; Brömel, A.; Beier, M.; Steinkopf, R.; Hartung, J.; Zhong, Y.; Oleszko, M.; Ochse, D. | Conference Paper |
| 2015 | Structured surfaces on metal optics
Steinkopf, R.; Hartung, J.; Kinast, J.; Gebhardt, A.; Risse, S.; Eberhardt, R. | Conference Paper |
| 2015 | Sub-aperture EUV collector with dual-wavelength spectral purity filter
Feigl, Torsten; Perske, Marco; Pauer, Hagen; Fiedler, Tobias; Zeitner, Uwe; Leitel, Robert; Eckstein, Hans Christoph; Schleicher, Philipp; Schröder, Sven; Trost, Marcus; Risse, Stefan; Steinkopf, Ralf; Scholze, F.; Laubis, C. | Conference Paper |
| 2014 | Design and fabrication of microinjection molded miniature freeform alvarez lenses
Li, L.; Raasch, T.W.; Sieber, I.; Beckert, E.; Steinkopf, R.; Gengenbach, U.; Yi, A.Y. | Conference Paper |
| 2014 | Design of freeform optics for an ophthalmological application
Sieber, Ingo; Yi, Allen; Li, Likai; Beckert, Erik; Steinkopf, Ralf; Gengenbach, Ulrich K. | Conference Paper |
| 2014 | Fabrication of microinjection-molded miniature freeform Alvarez lenses
Li, Likai; Raasch, Thomas; Sieber, Ingo; Beckert, Erik; Steinkopf, Ralf; Gengenbach, Ulrich; Yi, A.Y. | Journal Article |
| 2013 | 3D phase-shifting fringe projection system on the basis of a tailored free-form mirror
Zwick, Susanne; Heist, Stefan; Steinkopf, Ralf; Huber, Sandra; Krause, Sylvio; Bräuer-Burchardt, Christian; Kühmstedt, Peter; Notni, Gunther | Journal Article |
| 2013 | Chalcogenide - mold interactions during Precision Glass Molding (PGM) of GeAsSe glasses
Gleason, Benn; Wachtel, Peter B.; Musgraves, Jonathan David; Steinkopf, Ralf; Eberhardt, Ramona; Richardson, Kathleen A. | Conference Paper |
| 2013 | In-situ testing of a freeform optic with a chromatic confocal sensor
Steinkopf, R.; Zwick, S.; Gebhardt, A.; Risse, S.; Eberhardt, R. | Conference Paper |
| 2013 | Wide-band phase-shifting fringe projector on the basis of a tailored free-form mirror
Zwick, S.; Heist, S.; Franzl, Y.; Steinkopf, R.; Kühmstedt, P.; Notni, G. | Journal Article |
| 2012 | 3D measurement system on the basis of a tailored free-form mirror
Zwick, Susanne; Heist, Stefan; Franzl, Yannick; Steinkopf, Ralf; Kühmstedt, Peter; Notni, Gunther | Conference Paper |
| 2012 | Fly-cutting and testing of freeform optics with sub-µm shape deviations
Steinkopf, Ralf; Scheiding, Sebastian; Gebhardt, Andreas; Risse, Stefan; Eberhardt, Ramona; Tünnermann, Andreas | Conference Paper |
| 2012 | Tolerancing free form elements considering manufacturing characteristics
Zwick, Susanne; Knoth, Roberto; Steinkopf, Ralf; Notni, Gunther | Conference Paper |
| 2011 | Data handling and representation of freeform surfaces
Steinkopf, R.; Dick, L.; Kopf, T.; Gebhardt, A.; Risse, S.; Eberhardt, R. | Conference Paper |
| 2011 | Monolithical optical freeform element for an IR line camera
Riehemann, S.; Palme, M.; Steinkopf, R.; Munzert, P.; Notni, G.; Krieg, J. | Conference Paper |
| 2011 | Monolithisches optisches Freiformelement für eine IR-Detektorzeile
Riehemann, S.; Palme, M.; Steinkopf, R.; Munzert, P.; Notni, G.; Krieg, J.; Sassenberg, V. | Journal Article, Conference Paper |
| 2011 | Ultra-precise optical mirrors with thick amorphous silicon layer
Risse, S.; Gebhardt, A.; Kolbmüller, A.; Steinkopf, R.; Schürmann, M.; Jobst, J.; Kaiser, N.; Eberhardt, R. | Conference Paper |
| 2010 | Korrekturbearbeitung optischer Freiformflächen für sub-µm-Formgenauigkeiten im Spritzgusswerkzeug
Dick, L.; Steinkopf, R. | Journal Article |
| 2010 | MERTIS: Optics manufacturing and verification
Gebhardt, A.; Steinkopf, R.; Scheiding, S.; Risse, S.; Damm, C.; Zeh, T.; Kaiser, S. | Conference Paper |
| 2010 | Ultra precision shaping of complex prototypes with multi freeform surfaces
Steinkopf, R.; Kolbmüller, A.; Gebhardt, A.; Risse, S.; Eberhardt, R.; Tünnermann, A. | Conference Paper |
| 2010 | Ultraprecision manufacturing and alignment of aspherical mirrors for a thermal infrared imaging spectrometer
Gebhardt, A.; Steinkopf, R.; Kolbmüller, A. | Conference Paper |
| 2009 | Aspheric lens array machining and replication
Scheiding, S.; Steinkopf, R.; Gebhardt, A.; Dannberg, P.; Risse, S.; Eberhardt, R.; Tünnermann, A. | Conference Paper |
| 2009 | Lens array manufacturing using a driven diamond tool on an ultra precision lathe
Scheiding, S.; Steinkopf, R.; Kolbmüller, A.; Risse, S.; Eberhardt, R.; Tünnermann, A. | Conference Paper |
| 2009 | Verfahren zur Fertigung einer optischen Anordnung mit mindestens zwei optischen Funktionsflächen, optisches Gerät und Vorrichtung zur Durchführung des Verfahrens
Scheiding, S.; Risse, S.; Gebhardt, A.; Damm, C.; Peschel, T.; Steinkopf, R. | Patent |
| 2008 | Aspherical manufacturing in terms of accuracy, efficiency, and surface forms based on practical experiences
Kiontke, S.R.; Steinkopf, R. | Conference Paper |
| 2008 | Incoherent beam shaping with freeform mirror
Michaelis, D.; Kudaev, S.; Steinkopf, R.; Gebhardt, A.; Schreiber, P.; Bräuer, A. | Conference Paper |
| 2008 | Metal mirrors with excellent figure and roughness
Steinkopf, R.; Gebhardt, A.; Scheiding, S.; Rohde, M.; Stenzel, O.; Gliech, S.; Giggel, V.; Löscher, H.; Ullrich, G.; Rucks, P.; Duparre, A.; Risse, S.; Eberhardt, R.; Tünnermann, A. | Conference Paper |
| 2007 | Broadband antireflective surface-relief structure for THZ optics
Brückner, C.; Pradarutti, B.; Stenzel, O.; Steinkopf, R.; Riehemann, S.; Notni, G.; Tünnermann, A. | Journal Article |
| 2007 | Lens centering by servo turning
Gebhardt, A.; Steinkopf, R. | Conference Paper |
| 2007 | NiP plated mirrors for astronomy and space
Risse, S.; Gebhardt, A.; Steinkopf, R.; Giggel, V. | Conference Paper |
| 2006 | Moth-eye structures for reduction of Fresnel losses at THz components
Brückner, C.; Pradarutti, B.; Riehemann, S.; Stenzel, O.; Steinkopf, R.; Gebhardt, A.; Notni, G.; Tünnermann, A. | Conference Paper |
| 2005 | Diamantwerkzeuge für die Fertigung von mikrooptischen Bauelementen
Hulst, F. von; Geelen, P.; Gebhardt, A.; Steinkopf, R. | Journal Article |
| 2005 | Diamond tools for producing micro-optic elements
Hulst, F. von; Geelen, P.; Gebhardt, A.; Steinkopf, R. | Journal Article |
| 2004 | Diamond turning of cylindrical structures for microoptics
Gebhardt, A.; Steinkopf, R. | Conference Paper |
| 2004 | High efficiency, high quality x-ray optic based on ellipsoidally bent highly oriented pyrolytic graphite crystal for ultrafast x-ray diffraction experiments
Uschmann, I.; Nothelle, U.; Förster, E.; Arkadiev, V.; Langhoff, N.; Antonov, A.; Grigorieva, I.; Steinkopf, R.; Gebhardt, A. | Journal Article |
| 2000 | Entwicklung und Test einer Handhabungseinrichtung zur Inspektion von Mikrobauteilen
Steinkopf, R. | Thesis |