Special Interest Group Meeting : Structured & Freeform Surfaces
27th – 29th November 2018
Special Interest Group Meeting: Structured & Freeform Surfaces
27th – 29th November 2018, École Normale Supérieure
Paris-Saclay, Cachan, FR
Tuesday 27th November 2018 (morning)
Workshop – EMPIR project | |
09:30-10:00 | Registration |
10:00-11:10 | Introduction to the FreeFORM project; Dr. Habil. Hichem Nouira, LNE, France Algorithm for fitting of the conic section surface in unknown orientation; Mr. Křen, CMI, Czech Adoption of novel accurate min-max methods for aspheres and Freeforms; Mr. Arezki, LNE – ENS Paris Saclay, France Advances in freeform metrology with the Tilted Wave Interferometer; Dr. Schachtschneider, PTB, Germany |
11:10-11:30 | Coffee break |
11:30-13:00 | Simulation based Non-Null Interferometer optimization; Mr. Pruss, ITO, Germany Optical profilometer for measurement of freeform samples; Dr. Heikkinen, VTT, Finland Thermal, mechanical and optical properties, bulk and surface characteristics of thermo-invariant metrological reference surface materials; Dr. Aksulu, TUBITAK, Turquie Calibration of transfer function in coherence scanning interferometry; Dr. Rong Su UNOTT, United Kingdom Holographic measurement of shape of diffusivelly reflecting surfaces, Dr. Pavel Psota, IPP_TOPTEC |
13:00 | Closing remarks |
Tuesday 27th November 2018 (afternoon)
Tutorial – Analysis of complex surfaces with Mountains® 8.0 by François Blateyron, Digital Surf Description: Exploration of specific tools of MountainsMap® for the analysis of structured surfaces and freeform surfaces, with the first preview of new tools from the forthcoming new version 8. Special focus will be put on the automatic detection and characterization of periodical features and on the challenges raised by complex surfaces compared to classical surfaces. With a discussion on the future of surface texture on freeform surfaces. | |
13:00-13:30 | Registration |
13:30-15:00 | Presentations / Product applications |
15:00-15:30 | Coffee break |
15:30-17:00 | Presentations |
17:00 | Closing comments |
Wednesday 28th November 2018
08:00-09:00 | Registration and arrival refreshments |
09:00-09:10 | Welcome: Prof. Richard Leach, Meeting Chair Welcome: Prof. Nabil Anwer, Meeting Chair / Local hosts (ENS Paris-Saclay) |
09:15-09:45 | Meeting Keynote: Prof. Feng Zhou Fang, UCD, IRL |
09:45-11:10
| Session 1: Replication Techniques (inc. Embossing, Imprinting) Chair: Guido Tosello SOTA: Functional Surfaces : Methods and Materials for Nano and Micro Structuring on Large Scale Surface structuring of 3D metal microparts and microstructured molds by means of nanosphere lithography In-line monitoring of micro structured surface replication in micro-injection moulding Replication of laser structured surfaces using ultrasonic micro-injection moulding |
11:10-11:35 | Coffee in exhibition area |
11:35-12:45
| Session 2 : Structured Surfaces to Affect Function I Chair: Oltmann Riemer SOTA:The additive surface: random or deterministic? Modelling of Micro Contact and Friction for dry micro sheet metal forming applications Diamond Machining of a Blaze Grating on a Curved Substrate for VIS Applications |
12:45-13:00 | Commercial Presentation |
13:00-14:00 | Lunch |
14:00-14:30 | Meeting Keynote: Prof Maxence Bigerelle, Université de Valenciennes, France |
14:30-14:55 14:55-15:15 | Session 3: Precision Freeform Surfaces Chair: Charyar Mehdi-Souzani SOTA – Dr. Michael Schulz, PTB (FreeFORM project) Fabrication of high precision aluminum alloy freeform mirrors with combined polishing process |
15:15-15:30 | Coffee in exhibition area |
15:30-15:50 15:50-16:10 | Strategies for the interferometric evaluation of aspherical and freeform optics Peter de Groot , Zygo Corporation, US Process design for structuring freeform surfaces by replication and distortion of partial sections of the NC program |
16:10-16:30 | Transport to LNE Labs |
16:30-18:30 | Tour of LNE Labs Transport to Dinner |
19:00-21:45 | Pre-dinner drinks at 19:00 Sit down to dinner at 19:30 |
21:45-22:15 | Return transport |
Thursday 29th November 2018
08:30-09:00 | Arrival coffee |
09:00-09:30 | Meeting Keynote: Tobias Binkele, Institute of Microelectronics, Micromechanics and Microoptics of Prof. F. Fleischmann, Univ. Bremen, Germany |
09:30-10:10 | Session 4: Structured Surfaces to Affect Function II Chair : Nabil Anwer Challenges of high slopes and complex features in the metrology of structured and freeform surfaces Fast Tool Servo diamond machining of structured freeform |
10:10-11:15 | Poster Session with Coffee and Networking P1.01 Stereo deflectometry imaging system optimisation for high accurate surface form measurement P1.02 Freeform metrology using high resolution, accurate Subaperture Stitching Interferometry P1.04 Conceptual design for the architecture of multiaxial wide range nanopositioning machines for freeform measuring and fabrication purposes P1.05 Self-localization manufacturing of freeform mirror in magnetorheological finishing P1.06 DLP Printing of micro-structures for quick responde code applications P1.07 Influences of micro-ridges orientation and density on the replication of micro-structured surfaces P1.08 Direct manufacturing of μm structured surfaces by vat photopolymerization method P1.10 Micro surface structuring mimicked jewel beetle’s elytron P1.11 On the effect of machining strategy in micro milling of tool steel surface micro features with optical functionality P1.12 Simulations for a TWI freeform measurement system P1.13 Structural “decoration” of plastic products replicated from nanoimprinted steel inserts P1.14 Evaluation of injection pressure as a process fingerprint for Injection and Injection Compression Molding of micro structured optical components P1.15 Principles for the integration of various nanolithography techniques into a new 5 DOF wide range positioning system P1.16 High speed optical metrology of linear surface gratings P1.17 Precision Freeform optics for MicroCarb mission P1.18 DirectDrive3D – Increase of productivity AND precision P1.19 Quality assurance in injection moulding of a micro structured component based on product and process fingerprints P1.20 Imaging beyond the fundamental slope limit in surface metrology using fluorophore-aided scattering microscopy P1.21 High-precision freeform generation by plasma based manufacturing technology P1.22 A novel virtual simulation system for milling process P1.23 Etching of optical surfaces using atmospheric pressure Surface Wave Launched Microwave Induced Plasma technology P1.24 Integration of interferometric on-machine measurement in process investigation of diamond turned microstructured rollers P1.25 Dimensional Accuracy and Repeatability of Mould Inserts Manufactured by Mask Projection Vat-Photopolymerisation |
11:15-12:15 | Session 5: Structured Surfaces to Affect Function III Chair : Oltmann Riemer Multifunctional integrated optical elements for miniaturization of diffractive optical systems Machining and replication of micro-structures on curved substrates for quick response code applications Friction reduction in heavy duty cylinder liners by machined micro dimples |
12:30-13:30 | Lunch |
13:30-14:50 | Session 6: Surfaces for Nano Manufacturing and their Metrology Chair : Richard Leach A general toolkit for the characterisation of MEMs surface Ultra-precision processing of optical aluminum surfaces with reactive subaperture ion beam techniques Nanostructuring of complex surface presented on 3D printed im-plants and lenses In-process metrology using structured surfaces |
14:50-15:00 | Closing remarks: Prof. Richard Leach, Meeting Chair |