A quantitative comparison of three grolising techniques for the precessions ™ process

Proceedings of SPIE - The International Society for Optical Engineering

Volumn 6671, Issue , 2007, Pages

  Walker, D D ^a,b   Baldwin, A ^c   Evans, R ^a   Freeman, R ^b   Hamidi, S ^e   Shore, P ^c   Tonnellier, X ^c   Wei, S ^b   Williams, C ^d   Yu, G ^a  

^a UNIVERSITY COLLEGE LONDON   (United Kingdom)

^b ZEEKO LTD   (United Kingdom)

^c CRANFIELD UNIVERSITY   (United Kingdom)

^d Qioptiq Ltd   (United Kingdom)

^e Centre for Solar Energy Research (CSER)   (United Kingdom)

Author keywords

Grolish; Polish; Precessions; Sub surface damage; Texture

Indexed keywords

GROLISING TECHNIQUES; PRECESSIONS; PRECESSIONS PROCESS; SUBSURFACE DAMAGE; VOLUMETRIC REMOVAL RATES;

COMPUTER CONTROL SYSTEMS; GRINDING (MACHINING); INFLATABLE STRUCTURES; NUMERICAL CONTROL SYSTEMS; POLISHING; TEXTURES;

MACHINE TOOLS;

EID: 42149140206     PISSN: 0277786X     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1117/12.735488     Document Type: Conference Paper

References (12)

1. th Annual Meeting, 2000, Vol. 4093 'Current Developments in Lens Optical Design and Engineering'; pp445-448
2. "The Zeeko/UCL Process for Polishing Large Lenses and Prisms" D.D. Walker, R. Freeman, G. McCavana, R. Morton, D. Riley, J. Simms, D. Brooks, A. King, proc. Large Lenses and Mirrors conference, UCL, March 2001, pub. SPIE, pp 106-111
3. th Annual Meeting, San Diego, 2001, vol. 4451, 2001, pp267-276
4. "Novel CNC polishing process for control of form and texture on aspheric surfaces", D.D. Walker, A.T.H. Beaucamp, D. Brooks, R. Freeman, A. King, G. McCavana, R. Morton, D. Riley, J. Simms, proc. SPIE 47th Annual Mtg, Seattle, 2002, vol. 4451, pp267-276
5. "The Precessions process for efficient production of aspheric optics for large telescopes and their instrumentation" D.D. Walker, A.T.H. Beaucamp, R.G. Bingham, D. Brooks, R. Freeman, S.W. Kim, A. King, G. McCavana, R. Morton , D. Riley, J. Simms, Proc. SPIE Astronomical Telescopes and Instrumentation Meeting, Hawaii, 2002, Vol. 4842, pp73-84
6. 'The 'Precessions' Tooling for Polishing and Figuring Flat, Spherical and Aspheric Surfaces', D.D. Walker, D. Brooks, A. King, R. Freeman, R. Morton, G. McCavana, S-W Kim, Optics Express, Published by Optical Society of America on http://www.opticsexpress.org/, Vol. 11, issue 8, 2003, pp958-964
7. th Annual Meeting, the International Symposium on Optical Science and Technology, 'Optical Manufacturing and Testing V, San Diego, Vol. 5180, 2003, pp15-28
8. 'First Results on Freeform polishing using the Precessions Process', D. Walker, A. Beaucamp, C. Dunn, R. Freeman, A. Marek, G. McCavana, R. Morton, D. Riley, ASPE Winter Topical Meeting on 'Free-Form Optics: Design, fabrication, Metrology, Assembly', CD-Rom, ISBN 1-887706-33-X 2004
9. "New Results from the Precessions Polishing Process Scaled to Larger Sizes", D.D. Walker, A.T.H. Beaucamp, D. Brooks, V. Doubrovski, M. Cassie, C. Dunn, R. Freeman, A. King, M. Libert, G. McCavana, R. Morton, D. Riley, J. Simms, Proc. SPIE Astronomical Telescopes and Instrumentation Meeting, Glasgow, 2004
10. 'New results extending the Precessions process to smoothing ground aspheres and producing freeform parts', D. D. Walker, A. T. H. Beaucamp, V. Doubrovski, C. Dunn, R. Freeman, G. McCavana, R. Morton, D. Riley, J. Simms, X. Wei, Proc. SPIE Vol. 5869, San Diego, Aug. 2005, pp 79-87
11. 'Zeeko 1 metre polishing system', D. Walker, R Freeman, G Hobbs, A King, G. McCavana, R. Morton, D. Riley, J. Simms, Proc. 7th Int. Conf Lamdamap, Cranfield, UK June 2005, p 240.
12. 'Automated optical fabrication - First results from the new "Precessions" 1.2m CNC polishing machine', D.D. Walker, A.T.H. Beaucamp, V. Doubrovski, C. Dunn, R. Evans, R. Freeman, J. Kelchner, G. McCavana, R., D. Riley, J. Simms, G. Yu, X. Wei, SPIE, Orlando, 2006, SPIE Vol. 627 paper 309 pp1-9