Zentrum für optische Technologien (ZOT)

A. Heinrich, „Methoden der optischen Messtechnik“, Buchartikel in “Optik für Ingenieure und Naturwissenschaftler - Grundlagen und Anwendungen”; Herausgeber: E. Hering, ISBN: 978-3-446-44281-8, Hansa Fachbuch; 2017

K. Schlichting, T. Novak, A. Heinrich. „Additive Manufacturing of Tunable Lenses”, Proc. SPIE 10101, Photonics West 2017: Organic Photonic Materials and Devices XIX, 1010116, doi: 10.1117/12.2252353; 2017

A. Heinrich, M. Rank, S. Suresh Nair, Y. Bauckhage, P. Maillard, “Additive manufacturing: a new approach to realize complex and unconventional optical components”, Proc. SPIE 10101, Organic Photonic Materials and Devices XIX, 1010118; doi: 10.1117/12.2250367; 2017

M. Rank, S. Pekrul, A. Horsak, Y. Bauckhage, A. Heinrich, „Diffractive Effects of 3D printed optical elements”, Proceedings 118. DGaO Tagung, ISSN: 1614-8436, urn:nbn:de 0287-2017-B008-9; 2017

T. Novak, K. Schlichting, A. Heinrich, „Additive Fertigung und Analyse von Flüssiglinsen“, Proceedings 118. DGaO Tagung, ISSN: 1614-8436, urn:nbn:de 0287-2017-B007-5; 2017

T. Tischler, A. Varnay, A. Heinrich, „Additive Fertigung und Analyse der Eigenschaften von Elastomeroptiken“, Proceedings 118. DGaO Tagung, ISSN: 1614-8436, urn:nbn:de 0287-2017-P034-8; 2017

A. Heinrich, „Additive Fertigung von optischen Komponenten“, Proceedings 14th Rapid.Tech conference, pp. 160-167; 2017

A. Sigel, P. Maillard, M. Rank, A. Heinrich, „Individualisierte optische Messtechnik basierend auf additiv gefertigten optischen Komponenten“, tm – technisches Messen, vol. 84 (7-8), pp. 512-524; 2017

A. Sigel, M. Merkel, A. Heinrich, „Miniaturization of an optical 3D sensor by additive manufacture of metallic mirrors”, Proc. SPIE 10329, Optical Measurement Systems for Industrial Inspection X, 103290Q; doi:10.1117/12.2269801; 2017

E. Stübling, Y. Bauckhage, E. Jelli, B. Globisch, M. Schell, A. Heinrich, J. C. Balzer, and M. Koch, “A THz Tomography System for Arbitrarily Shaped Samples”, Journal of Infrared, Millimeter, and Terahertz Waves, vol. 38, pp. 1179–1182; 2017

B. Burzic, M. Hofele, S. Mürdter, H. Riegel, Laser polishing of ground aluminum surfaces with high energy cw - laser, Journal of Laser Applications, Laser Intstitute of America, 2017, Vol.29, Issue 1,DOI: 10.2351/1.4966923

J. Schanz, M. Hofele, S. Ruck, T. Schubert, L. Hitzler, G. Schneider, M. Merkel, H. Riegel, Metallurgical Investigations of Laser Remelted Additively Manufactured AlSi10Mg Parts, Mat.-wiss. u. Werkstofftech. 48, No. 5, 2017,

J. Schanz, J. Neuer, S. Ruck, H. Riegel, Smooth Weld-Seams by use of Structured Surface in Key-Hole-Welding, Konferenzbeitrag European Automotive Laser Applications, Automotive Circle Conference, Bad Nauheim, 14.-15. Februar 2017

D. Meinhard, V. Reitz, S. Ruck, H. Riegel, V. Knoblauch, Vergleich von IR- und UV-laserbasierten Vorbehandlungsmethoden zur Festigkeitssteigerung hybrider CFK/Al Verbindungen, Leichtbau BW, 4. Technologietag Hybrider Leichtbau, Stuttgart, 30.-31. Mai 2017

V. Reitz, D. Meinhard, S.Ruck, H. Riegel,V. Knoblauch, A comparison of IR- and UV-laser pretreatment to increase the bonding strength of adhesively joined aluminum/CFRP components, Composites Part A: Applied Science and Manufacturing, Volume 96, May 2017, Pages 18–27, DOI: 10.1016/j.compositesa.2017.02.014

M. Schweizer, D. Meinhard, S. Ruck, H. Riegel, V. Knoblauch, Adhesive bonding of CFRP: a comparison of different surface pre-treatment strategies and their effect on the bonding shear strength, Journal of Adhesion Science and Technology, April 2017, DOI: 10.1080/01694243.2017.1310695

M. Hofele, J.Schanz, B. Burzic, S. Lutz, M. Merkel, H. Riegel, Laser based post processing of additive manufactured metal parts, Laser in Manufacturing Conference (LIM), München, 2017

V.Reitz, D.Meinhard, S.Ruck, V. Knoblauch, H. Riegel, A comparison of IR- and UV-laser pretreatment to increase the bonding strength of adhesively joined Aluminum/CFRP components, Laser in Manufacturing Conference (LIM), München, 2017

M. Hofele, J.Schanz, S.Ruck, T.Schubert, G.Schneider, M. Merkel, H. Riegel, Metallurgical investigation of laser based post processing of additive manufactured aluminum parts, DGM Metallographie Tagung

Aalen, 2017H. Riegel, E. Hering, Laser in der Materialbearbeitung, S. 450-470 in Optik für Ingenieure und Naturwissenschaftler – Grundlagen und Anwendungen von E. Hering, R. Martin (Hrsg.), Hanser Verlag, München, 2017

Almeida, R; Börret, R.; Rimkus, W.; Harrison, D.K.; Desilva, A.: “FEM simulation of the material removal in pad polishing”, Proc. SPIE 10326, Fourth European Seminar on Precision Optics Manufacturing, 1032607, (15 June 2017)

Almeida, R; Börret, R.; Rimkus, W.; Harrison, D.K.; Desilva, A.: “Material removal simulation for steel mould polishing”, Production & Manufacturing Research, 5:1, 236-250, ISSN 2169-3277: 2017

A. Sigel, M. Rank, P. Maillard, Y. Bauckhage, S. Pekrul, M. Merkel, A. Heinrich “Individualized optical metrology for in-line applications based on additive manufacturing“, Forum Bildverarbeitung, Karlsruhe, Conference Proceedings, pp. 25-36; 2016

Almeida, R.; Börret, R.; Rimkus, W.; Harrison, D.K.; Desilva, A.K.M.: “Polishing Material Removal Correlation on PMMA – FEM Simulation”, in: Journal of the European Optical Society – Rapid publications Vol 11/2016, ISSN 1990-2573, (2016) [peer reviewed]

Pohl, M.; Börret, R.: “Simulation of mid-spatials from the grinding process”, Journal of the European Optical Society - Rapid publications, Vol 11 (2016), ISSN 1990-2573 [peer reviewed]

A. Heinrich, M. Rank, P. Maillard, A. Suckow, Y. Bauckhage, P. Rößler, J. Lang, F. Shariff and S. Pekrul; "Additive manufacturing of optical components" Advanced Optical Technologies vol. 5(4), pp. 293-301; 2016

Heinrich A., Bauckhage Y., „3D printed light pipes for advanced illumination”, DGAO Tagung, 2016, Hannover

Suckow A., Shariff F., Pekrul S., Heinrich A., „Additive Manufacturing – Design and Fabrication of Fisheye Objectives”, DGaO Tagung, 2016, Hannover

A.King, G. Ketzer-Raichle, A.Kopp, T.Grubesa, M.Hofele, G.Schneider, E.Kalhöfer, H. Riegel, Laserhärten von C45E aus werkstoffkundlicher Sichtweise, Jahrbuch der Oberflächentechnik 2016, Leuze Verlag, Bad Saulgau, 2016

J. Schanz, M. Hofele, l. Hitzler, M. Merkel, H. Riegel, Laser polishing of additive manufactured AlSi10Mg parts with an oscillating laser beam, Machining, Joining and Modifications of Advanced Materials, Advanced Structured Materials 61, Springer, Singapore 2016, DOI: 10.1007/978-981-10-1082-8

Speich, M.: ”The Development of Robotic Polishing for Steel Moulds”, Dissertation, University of Glasgow

Börret R.; Kelm A.; Raab R.; Speich M.: „Automated fabrication of freeform lens prototypes for LED applications“, in: EOSMTOC Conference 22. June – 24. June 2015, Munich (2015)

Almeida, R.; Börret, R.; Rimkus, W.; Harrison, D.; DeSilva, A.: Poster: „Polishing Material Removal Correlation of PMMA – FEM Simulation“, EOSMTOC Conference 22. Juni – 24. Juni 2015, München (2015)

Pohl, M.; Börret, R.: Poster: „Simulation of mid-spatials from the grinding process“, EOSMTOC Conference 22. Juni – 24. Juni 2015, München (2015)

Weimann C., Wolf S., Meier D, Schleitzer Y., Totzeck M., Heinrich A., Höller F., Freude W., Koos C., Fast high-precision distance measurement with electro-optic frequency combs, DGaO Tagung 2015, Brno, Tschechien

Heinrich A., Sorg B., Grzesiak A., Berger U, „ An optical bore hole sensor based on additive manufacturing”, DGAO Tagung, 2015, Brno, Tschechien

Heinrich A., Maillard P., Suckow A., Grzesiak A., Sorg B., Berger U., „ Additive Manufacturing – a new approach for individualized optical shape metrology”, Proc. SPIE 9525, Optical Measurement Systems for Industrial Inspection IX, 95251T; doi:10.1117/12.2183168; 2015

Maillard P., Heinrich A., „3D printed Free Form Optical Sensors for Metrology Application”, Proc. SPIE 9628, Optical Systems Design 2015: Optical Fabrication, Testing, and Metrology V, 96281J; doi: 10.1117/12.2191280; 2015

Kölmel A., Bareis J., Stefan L., Heinrich A., Lanza G., „Detektion von Lufteinschlüssen bei der Kleberaupenapplikation“, tm - Technisches Messen. Band 82, Heft 11, pp. 585–594; 2015

M. Herden, T. Sube, H. Riegel, T. Sörgel, B. Hader und J. Albrecht, Mehrkomponentige Metalloberflächen mit Strukturen auf Mikrometermaßstab, Seite 96- Jahrbuch Oberflächentechnik 2015, Leuze-Verlag, Bad Saulgau, 2015 (ISBN 978-3-87480-292-5)

C. Weiß, G. Ketzer-Raichle, M. Hofele, E. Reiter, G. Schneider, W. Kleppmann, H. Riegel, Laserpolieren von Vergütungsstahl mit Linienoptik, Seite 96, Jahrbuch Oberflächentechnik 2015, Leuze-Verlag, Bad Saulgau, 2015 (ISBN 978-3-87480-292-5)

J. Schmidt, R. Scholz, H. Riegel, Laserpolishing of aluminum by remelting with high energy pulses, Mat.-wiss. u. Werkstofftech. 46, No.6 2015 (DOI 10.1002/mawe.201500318)

Schillig, R., Stock, T., Schmeiler, M., Riegel, H. & Müller, E., 2015. Energieeffizienz von Laserbearbeitungsprozessen. Laser – Entwicklung und industrielle Anwendung. Heft Nr. 4, 29. Jahrg., Nov./Dez. 2015, b-Quadrat Verlag

Stein, S.; Boerret R.; Kelm, A.; Reiter, E.; Schneider G.: Riegel, H. „Hardening and Roughness Reduction of Carbon Steel by Laser Polishing“, in: Öchsner, A., Altenbach, H, (eds): “Design and Computation of Modern Engineering Materials”, Advanced Structured Materials 54, Springer, ISBN 978-3319073828, S. 411-419 (2014)

Boerret, R.; Wiedemann, D.; Kelm, A.: „Detection of subsurface damage in optical transparent materials using short coherence tomography“, in: 58th Ilmenau Scientific Colloquium, Ilmenau [peer reviewed] (2014)

Boerret, R.; Raab J.; Speich, M.: „Mold production for polymer optics“, in: Proc. SPIE 9192 “Current Developments in Lens Design and Optical Engineering XV” (2014)

Schneider, R.; Grant, R.; Heine, B.; Börret, R.; Burger, S.; Zouaoui, Z.: „An analysis of the surface quality of AA5182 at different testing“, in: Materials and Design 64(2014), pp750-754, ISSN 0261-3069

Weimann C., Wolf S., Meier D., Schleitzer Y., Totzeck M., Heinrich A., Hoeller F., Freude W, Koos C. „Fast high-precision distance measurements with electro-optic frequency combs”, DGaO Tagung 2014

H. Riegel, M. Merkel, A. Öchsner, Laser beam drilling of metal-based composites, in High-Power Laser Materials Processing, Proc. of SPIE Vol. 8963 (2014), 7 pages

H. Riegel, M. Merkel, A. Öchsner, Laser drilling of hollow sphere structures, Mat.-wiss. u. Werkstofftech. 43, No. 5 (2014) pages 406-413, DOI 10.1002/mawe.201400239, ISSN: 0933-5137

H. Riegel, S. Stein, R. Börret, A. Kelm, E. Reiter, G. Schneider, Hardening and Roughness Reduction of Carbon Steel by Laser Polishing in Design and Computation of Modern Engineering Materials, Advanced Structured Materials 54, Springer, Berlin (2014), pages 411-419, DOI: 10.1007/978-3-319-07383-5_29

Speck, A.; Zelzer, B.; Speich, M.; Börret, R.; Langenbucher, A.; Eppig, T. (2013): "Deflectometric analysis of high volume injection molds for production of occupational eye wear", in: Zeitschrift für Medizinische Physik, 2013. Vol. 23(4): pp. 314-323. ISSN 0939-3889 [peer reviewed]

Boerret, R.: “Aktive Laseroptik aus technischer Keramik”, in: Photonics BW Newsletter inFocus 2013/2014, Oberkochen (2013)

Wiedemann, D.; Börret, R.: „Subsurface Damage Measurement”, in: Proceedings of 3rd EOS Conference on Manufacturing of Optical Components (EOSMOC 2013), 2013, München

Speich, M.; Börret, R.; Harrison, D.K.; DeSilva, A.: "Robot polishing of metal materials for the optical industries". In: Conference on Manufacturing of Optical Components 2013. Munich: European Optical Society. ISBN 978-3-98150-227-5. (2013)

Börret, R.; Speich, M.; Mazal, J.; Kelm, A.; Wiedemann, D.: "Polieren als Endbearbeitungsprozess - von der keramischen Laseroptik bis zum Optikelement aus Kunststoff | Polishing as finishing process - from ceramic laser optics to polymer optics", in: Forschungstag 2013, Hochtechnologieforschung. Stuttgart: Baden-Württemberg Stiftung (Research day 2013, High-tech research, Stuttgart, Baden-Württemberg foundation). (2013)

Speich, M.; Börret, R.; DeSilva, A.K.M.; Harrison, D.K.; Rimkus, W.: "Precision Mold Manufacturing for Polymer Optics". In: Materials and Manufacturing Processes, 2013. 28(5): pp. 529-533. ISSN 1042-6914 / 1532-2475 [peer reviewed] (2013)

Mazal, J.; Börret, R.: “High pressure fluid jet polishing of advanced materials”, in: Proceedings of 3rd EOS Conference on Manufacturing of Optical Components (EOSMOC 2013), München (2013)

Vogt C.; Rascher, R.; Mazal, J.; Börret, R.; Lohner, R.-D., Tawakoli, T.: „The cause of structures on ground shapes“, in: Proceedings of 3rd EOS Conference on Manufacturing of Optical Components (EOSMOC 2013), München (2013)

Tawakoli, T.; Lohner, R.-D.; Kitzig, H.; Börret, R.; Mazal, J.: Rascher, R., C. Vogt, „Basic studies on ultrasonic assisted grinding and the application of fluid jet polishing for difficult to cut materials“, in: InterTech 2013, Baltimore, USA

M. Araújo, M. Merkel, H. Riegel, A. Öchsner, On the numerical simulation of laser beam cutting of hollow sphere structures, Mat.-wiss. u. Werkstofftech. 44, No. 5 (2013)

H. Riegel, M. Merkel, Cutting of Metallic Hollow Sphere Structures, Vortrag Stuttgarter-Laser-Tage (2013)

H. Riegel, J. Fruhstuck, M. Merkel, R. Winkler, A. Öchsner, On the Laser Beam Cutting of Metallic Hollow Sphere Structures, in High-Power Laser Materials Processing, Proc. of SPIE Vol. 8603 86030V-1 (2013)

H. Riegel, M. Merkel, A. Öchsner, M. Araújo , R. Thiede, J. Fruhstuck, Laser beam welded sandwich structures with hollow sphere core, Mat.-wiss. u. Werkstofftech. 44, No. 5 (2013)

A. Bäuerle, M. Merkel, H. Riegel, A. Öchsner, Numerical Simulation of Laser Drilling of Hollow Sphere Structures, Conference ACE-X2013, Madrid, Book of Abstracts, 63 (2013) page 64

H. Riegel, M. Merkel, Lasermaterialbearbeitung von Verbundwerkstoffen am Beispiel metallischer Hohlkugelstrukturen, Photonik, 50, 6, (2013) Page 50-53, ISSN 1432-9778

Robot assisted steel polishing and surface characterization

M. Speich, L. Baath, R. Börret, D. Harrison, B.-G. Rosén
P6.46., in Proceedings of the 12th euspen International Conference, Vol. 2, Stockholm, Sweden, June 4–8, 2012, euspen: Bedford, UK, 2012, pp 205-208.


Precision mould manufacturing for polymer optics

M. Speich, R. Börret, A. DeSilva, D. Harrison
Proceedings of the 37th Matador Conference (Matador 2012), 25th-27th July 2012, Manchester, UK, pp.XX-YY. 2012


Precision Mold Manufacturing for Polymer Optics. Materials and Manufacturing Processes.

M. Speich, R. Börret, A. DeSilva, D. Harrison, W. Rimkus
Taylor & Francis, (2012)


“Robot assisted fluid jet polishing of advanced materials”

J. Mazal, R. Börret, M. Krenz, M. Speich
P6.28. In Proceedings of the 12th euspen International Conference, Vol. 2, Stockholm, Sweden, June 4–8, 2012, euspen: Bedford, UK, 2012, pp 153-156.


LED-OASYS - manufacturing of prototypes for illumination optics using an industrial robot

A. Kelm, R. Boerret
DGaO-Proceedings 2012 – Erlangen-Nürnberg: Dt. Gesellschaft für angewandte Optik, ISSN: 1614-8436 (2012)


Material removal in polishing processes - finite element simulation and experiment

M. Speich, R., Börret, W., Rimkus, D. Harrison
Proceedings of the 10th International Conference on Manufacturing Research (ICMR2012), ISBN 9781905866601 , Volume 2, pages 529-534


Materialabtrag beim Polieren - Finite Elemente Simulation und Versuch

M. Speich, R., Börret, W., Rimkus, D. Harrison
LS-DYNA Forum 2012, Oktober 2012, Ulm


Improving the polishing accuracy by determining the variance of the friction coefficient

A. Kelm, R. Börret, S. Sinzinger
Journal of the European Optical Society – Rapid publications Vol 7/2012, ISSN 1990-2573, (2012)

Laser beam cutting of metallic hollow sphere structures

H. Riegel, M. Merkel, A. Öchsner, , Mat.-wiss. u. Werkstofftech. 43, No. 5 (2012)

Mould fabrication for polymer optics 

M. Speich, R. Börret
J. Europ. Opt. Soc. Rap. Public. 11050 Vol 6 (2011)
 
 
Variation des Prestonkoeffizienten in Abhängigkeit der Relativgeschwindigkeit im Polierprozess 

A. Kelm, R. Boerret, S. Sinzinger
DGaO-Proceedings 2011 – Erlangen-Nürnberg: Dt. Gesellschaft für angewandte Optik, ISSN: 1614-8436 (2011)
 
 
New process chain for manufacturing steel moulds 

M. Speich, R. Börret, D. Harrison, A. DeSilva
Proceedings of the 9th International Conference on Manufacturing Research ICMR 2011, Glasgow Caledonian University, Glasgow Sep 2011, pp 139-144.
 
 
Differentiation of influences in deterministic polishing 

A. Kelm, R. Boerret, S. Sinzinger
EOSMOC 2011, ISBN 978-3-00-033713-0, (2011)
 
 

Simulation and fabrication of active laser mirrors 

M. Knopf, M. Haenle, R. Boerret, A. Kelm
J. Europ. Opt. Soc. Rap. Public. 10005 Vol 5 (2010)
 
 
Sub surface damage measurements based on short coherent interferometry 

M. Sergeeva, K. Khrenikov, T. Hellmuth, R. Boerret
J. Europ. Opt. Soc. Rap. Public. 10003 Vol 5 (2010)
 
 
Cost optimized fabrication of Micro-Optical Couplers 

F. Merchán, K.-H. Brenner, R. Börret, U. Berger
Optical Fabrication and Testing (OF&T), OSA, 13th-16 th June 2010, Jackson Hole, Wyoming, USA
 

Energiestoffwechsel von Tumorzellen und Bioreagenzien auf der Spur 

H. Schneckenburger, R. Börret, C. Braxmaier, R. Kessler, P. Kioschis, D. Kühlke, U. Mescheder, W. Schröder, C. Nachtigall
BioPhotonik 2 (2009) 26-28
 
 
Simulation and analysis of the polishing process for aspheres 

A.Kelm,  M. Hänle,  R. Boerret,  S. Sinzinger
SPIE Proceedings, Vol. 7426: Optical Manufacturing and Testing VIII, 2009
 
 
4 D Metrology of grinded surfaces based on short coherent interferometry 

M. Sergeeva, K. Khrenikov, T. Hellmuth, R. Boerret
DGaO-Proceedings. - Erlangen-Nürnberg : Dt. Gesellschaft für angewandte Optik, ISSN 1614-8436. - Bd. 110 (2009)
 
 
Analysis of polishing errors from subaperture tools 

A. Kelm, R. Boerret, S. Sinzinger
DGaO-Proceedings. - Erlangen-Nürnberg : Dt. Gesellschaft für angewandte Optik, ISSN 1614-8436. - Bd. 110 (2009)
 
 
Optical performance of heated laser mirrors for high power lasers 

M. Knopf, M. Haenle, A. Kelm, S. Sinzinger, R. Boerret
Dt. Gesellschaft für angewandte Optik, ISSN 1614-8436 – Bd. 110 (2009)
 

Minimized process chain for polymer optics 

R. Boerret, J. Klingenmaier, U. Berger, et al.
Proceedings of SPIE Vol. 7061, 706118 (2008).
 
 
ASPHERO5 – simulation and analysis of the aspherical polishing process 

R. Boerret, A. Kelm, H. Thiess, V. Giggel
Key Engineering MaterialsVols. 364-366 , March 2008
 
 
Modeling of the polishing process for aspheric optics 

A. Kelm  R. Boerret, S. Sinzinger
Proc. SPIE Vol. 7102, 71020H (Sep. 25, 2008)
 

High-speed form preserving polishing of precision aspheres 

R. Boerret, A. Kelm, H. Thiess
Proceedings of SPIE Vol. 6671, 667113 (2007)
 
 
3-dimensional Scanning of Grinded Optical Surfaces Based on Optical Coherence Tomography 

R. Boerret, T. Hellmuth, K. Khrenikov
Proc. Of SPIE Vol.6671 SPIE “Optics and photonics”, San Diego 2007
 

ASPHERO5: Using advanced tactile surface analysis for economic fabrication of precision optics 

H. Thiess, V. Giggel, R. Börret, U. Birnbaum, M. Haag-Pichl
in Frontiers in Optics, Laser Science, Optical Fabrication and Testing and Organic Photonics and Electronics 2006 Optical Society of America, Washington, DC, (2006)
 
 
ASPHERO5-Fabrication of high precision aspheres –Simulation, test and analysis of the polishing process 

R. Börret
UPOP Workshop, Braunschweig (2006)
 

Variable phaseplates for focus invariant optical systems 

T. Hellmuth, A. Bich, R. Börret, A. Holschbach, A. Kelm
Proceedings of SPIE Vol. 5962, 596215 (2005)
 
 
ASPHERO5 - rapid fabrication of precise aspheres 

R. Boerret, V. Giggel, H. Wang
Proceedings of SPIE Vol. 5965, 59650I (2005)
 
 
Research on fabrication of aspheres at the Center of Optics Technology (University of Applied Science in Aalen) 

R. Boerret, J. Burger, A. Bich, et al.
Proceedings of SPIE Vol. TD03, pp. 20-23 (2005)
 
 
Development of an automatic adjustment process for a commercially available interferometer 

R. Boerret, J. Burger, R. Krumpen
DGAO Procceedings 2005