Items where Author is Walker, David
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Up a level2D
Walker, D.D., Freeman, R., Morton, R., McCavana, G. and Beaucamp, A. (2006) Use of the ‘Precessions’™ process for prepolishing and correcting 2D & 2½D form. Optics Express, 14 (24). pp. 11787-11795. ISSN 1094-4087
2½D
Walker, D.D., Freeman, R., Morton, R., McCavana, G. and Beaucamp, A. (2006) Use of the ‘Precessions’™ process for prepolishing and correcting 2D & 2½D form. Optics Express, 14 (24). pp. 11787-11795. ISSN 1094-4087
A study commissioned by Instituto de Astrofisica de Canarias On behalf of the Euro50 Project
Walker, D.D., Doel, A.P., Bingham, R.G., Brooks, D., King, A.M, Peggs, G. and Hughes, B. (2002) Design Study Report-The Primary and Secondary Mirrors for the Proposed Euro50 Telescope. Project Report. Instituto de Astrofisica de Canarias. (Submitted)
Adaptive
Lee, J.H., Doel, A.P. and Walker, D.D. (2000) Adaptive secondary mirror demonstrator: construction and preliminary evaluation. Optical Engineering, 39 (4). ISSN 0091-3286
advances
Walker, D.D., Beaucamp, A.T.H., Doubrovski, V., Dunn, C., Freeman, R., Hobbs, G., McCavana, G., Morton, R., Riley, D., Simms, J. and Wei, X. (2005) Recent advances in the control of form and texture on free-form surfaces (invited paper). SPIE - International Society for Optical Engineering. Proceedings, 5965. ISSN 0277-786X
Applied
Bracken, C., O'Sulllvan, C., Donohoe, A., Murphy, A., Savini, G., Juanola-Parramon, R., Baccichet, N., Guisseau, A., Ade, P., Pascale, E., Spencer, L., Walker, I., Dohlen, K., Lightfoot, J., Holland, W., Jones, M., Walker, D.D. and McMillan, A. (2015) Optical and Quasi-Optical Analysis of System Components for a Far-Infrared Space Interferometer. In: UNSPECIFIED.
asphere
Walker, D.D., Dunn, C., Yu, G., Bibby, M., Zheng, X., Wu, H.Y., Li, H. and Lu, C. (2015) The role of robotics in computer controlled polishing of large and small optics. In: Optical Manufacturing and Testing XI, August, 2015, San Diego, CA.
Callender, M.J., Efstathiou, A., King, C.W., Walker, D.D., Gee, A.E., Lewis, A.J., Oldfield, S. and Steel, R.M. (2006) A swing arm profilometer for large telescope mirror element metrology. SPIE - International Society for Optical Engineering. Proceedings. ISSN 0277-786X
aspheres
Walker, D.D., Beaucamp, A.T.H., Doubrovski, V., Dunn, C., Freeman, R., McCavana, G., Morton, R., Riley, D., Simms, J. and Wei, X. (2005) New results extending the Precessions process to smoothing ground aspheres and producing freeform parts. SPIE - International Society for Optical Engineering. Proceedings, 5869. pp. 79-87. ISSN 0277-786X
Aspheres generation
Faehnle, Oliver, Reynolds, Christina, Yu, Guoyu and Walker, D.D. (2017) Machine acceleration effects on computer controlled polishing. Optical Fabrication and Testing Conference Proceedings 2017.
Aspheric
Walker, D.D., Brooks, D., King, A., Freeman, R., Morton, R., McCavana, G. and Sug-Whan, K. (2003) The precessions tooling for polishing and figuring flat,spherical and aspheric surfaces. Optics Express, 11 (8). pp. 958-964. ISSN 1094-4087
Astronomy
Lee, J.H., Doel, A.P. and Walker, D.D. (2000) Adaptive secondary mirror demonstrator: construction and preliminary evaluation. Optical Engineering, 39 (4). ISSN 0091-3286
Astronomy & Astrophysics
Lee, J.H., Bigelow, B.C., Walker, D.D., Doel, A.P. and Bingham, R.G. (2000) Why adaptive secondaries? Publications of the Astronomical Society of the Pacific, 112 (767). pp. 97-107. ISSN 0004-6280
Han, W.Y., Clayton, M.J. and Walker, D.D. (1996) Steps toward efficient mosaic CCD system design. Publications of the Astronomical Society of the Pacific, 108 (729). pp. 1028-1032. ISSN 0004-6280
Han, W.Y., Clayton, M.J. and Walker, D.D. (1996) Steps toward efficient mosaic CCD system design. Publications of the Astronomical Society of the Pacific, 108 (729). pp. 1028-1032. ISSN 0004-6280
automation
Walker, David D., Yu, Guoyu, Li, Hongyu, Reynolds, Christina and Bibby, Matt (2016) Closing the Metrology – Process Loop in CNC Polishing. SPIE - International Society for Optical Engineering. Proceedings, 10009. ISSN 0277-786X
Walker, D.D., Dunn, C., Yu, G., Bibby, M., Zheng, X., Wu, H.Y., Li, H. and Lu, C. (2015) The role of robotics in computer controlled polishing of large and small optics. In: Optical Manufacturing and Testing XI, August, 2015, San Diego, CA.
Bonnet polishing
Faehnle, Oliver, Reynolds, Christina, Yu, Guoyu and Walker, D.D. (2017) Machine acceleration effects on computer controlled polishing. Optical Fabrication and Testing Conference Proceedings 2017.
CCOS
Faehnle, Oliver, Reynolds, Christina, Yu, Guoyu and Walker, D.D. (2017) Machine acceleration effects on computer controlled polishing. Optical Fabrication and Testing Conference Proceedings 2017.
Ceramics
Yang, H., Kim, S. and Walker, D.D. (2004) A novel profilometer for nanometric form assessment for large machined surfaces. Key Engineering Materials, Advances in Abrasive Technology VI, 257. pp. 225-230. ISSN 1013-9826
CNC polishing
Li, H., Yu, G., Walker, D.D. and Evans, R. (2011) Modelling and measurement of polishing tool influence functions for edge control. Journal of the European Optical Society: Rapid Publications, 6 (ARTN 1). ISSN 1990-2573
Yu, G., Li, H. and Walker, D.D. (2011) Removal of Mid Spatial-Frequency Features in Mirror Segments. Journal of the European Optical Society: Rapid Publications, 6 (ARTN 1). ISSN 1990-2573
components
Walker, D.D., Beaucamp, A., Brooks, D., Doubrovski, V., Cassie, M.D., King, A., Libert, M., McCavana, G., Morton, R., Riley, D. and Simms, J. (2004) Recent developments of precessions polishing for larger components and free-form surfaces. SPIE - International Society for Optical Engineering. Proceedings, 5523. pp. 281-289. ISSN 0277-786X
Composites
Yang, H., Kim, S. and Walker, D.D. (2004) A novel profilometer for nanometric form assessment for large machined surfaces. Key Engineering Materials, Advances in Abrasive Technology VI, 257. pp. 225-230. ISSN 1013-9826
Computer controlled polishing CCP
Faehnle, Oliver, Reynolds, Christina, Yu, Guoyu and Walker, D.D. (2017) Machine acceleration effects on computer controlled polishing. Optical Fabrication and Testing Conference Proceedings 2017.
CONSTRUCTION
Lee, J.H., Doel, A.P. and Walker, D.D. (2000) Adaptive secondary mirror demonstrator: construction and preliminary evaluation. Optical Engineering, 39 (4). ISSN 0091-3286
control
Walker, D.D., Beaucamp, A.T.H., Doubrovski, V., Dunn, C., Freeman, R., Hobbs, G., McCavana, G., Morton, R., Riley, D., Simms, J. and Wei, X. (2005) Recent advances in the control of form and texture on free-form surfaces (invited paper). SPIE - International Society for Optical Engineering. Proceedings, 5965. ISSN 0277-786X
Kim, S.W., Walker, D.D. and Brooks, D. (2003) Active profiling and polishing for efficient control of material removal from large precision surfaces with moderate asphericity. Mechatronics, 13. pp. 295-312. ISSN 0957-4158
CONTROLLER
Han, W.Y., Clayton, M.J. and Walker, D.D. (1996) Steps toward efficient mosaic CCD system design. Publications of the Astronomical Society of the Pacific, 108 (729). pp. 1028-1032. ISSN 0004-6280
correcting
Walker, D.D., Freeman, R., Morton, R., McCavana, G. and Beaucamp, A. (2006) Use of the ‘Precessions’™ process for prepolishing and correcting 2D & 2½D form. Optics Express, 14 (24). pp. 11787-11795. ISSN 1094-4087
DIFFRACTION
Bracken, C., O'Sulllvan, C., Donohoe, A., Murphy, A., Savini, G., Juanola-Parramon, R., Baccichet, N., Guisseau, A., Ade, P., Pascale, E., Spencer, L., Walker, I., Dohlen, K., Lightfoot, J., Holland, W., Jones, M., Walker, D.D. and McMillan, A. (2015) Optical and Quasi-Optical Analysis of System Components for a Far-Infrared Space Interferometer. In: UNSPECIFIED.
Displacement
Lu, Y., Doel, A.P., Walker, D.D. and Zhao, X. (2003) Dynamic measurement of displacement with a phase-shifting technique. Optical Engineering, 42. pp. 2006-2009. ISSN 0091-3286
double-Fourier
Bracken, C., O'Sulllvan, C., Donohoe, A., Murphy, A., Savini, G., Juanola-Parramon, R., Baccichet, N., Guisseau, A., Ade, P., Pascale, E., Spencer, L., Walker, I., Dohlen, K., Lightfoot, J., Holland, W., Jones, M., Walker, D.D. and McMillan, A. (2015) Optical and Quasi-Optical Analysis of System Components for a Far-Infrared Space Interferometer. In: UNSPECIFIED.
dynamic
Lu, Y., Doel, A.P., Walker, D.D. and Zhao, X. (2003) Dynamic measurement of displacement with a phase-shifting technique. Optical Engineering, 42. pp. 2006-2009. ISSN 0091-3286
edge control
Li, H., Yu, G., Walker, D.D. and Evans, R. (2011) Modelling and measurement of polishing tool influence functions for edge control. Journal of the European Optical Society: Rapid Publications, 6 (ARTN 1). ISSN 1990-2573
efficient
Kim, S.W., Walker, D.D. and Brooks, D. (2003) Active profiling and polishing for efficient control of material removal from large precision surfaces with moderate asphericity. Mechatronics, 13. pp. 295-312. ISSN 0957-4158
Electrical & Electronic
Swinyard, B., Auriacombe, O., Bradshaw, T., Brooks, D., Charlton, J., Crook, M., Davies, G., Ellison, B., Emes, M., Friend, J., Gerber, D., Gray, C., Henry, M., Hunt, T., Linfield, E., Navarathinam, N., Parks, S., Rawlings, T., Rea, S., Saunders, C., Savini, G., Tun, S.M., Walker, D.D., Wang, H. and Winter, B. (2016) The LOw Cost Upper atmosphere Sounder: the "Elegant Breadboard" programme. In: Millimeter Waves and THz Technology Workshop.
Bracken, C., O'Sulllvan, C., Donohoe, A., Murphy, A., Savini, G., Juanola-Parramon, R., Baccichet, N., Guisseau, A., Ade, P., Pascale, E., Spencer, L., Walker, I., Dohlen, K., Lightfoot, J., Holland, W., Jones, M., Walker, D.D. and McMillan, A. (2015) Optical and Quasi-Optical Analysis of System Components for a Far-Infrared Space Interferometer. In: UNSPECIFIED.
Engineering
Swinyard, B., Auriacombe, O., Bradshaw, T., Brooks, D., Charlton, J., Crook, M., Davies, G., Ellison, B., Emes, M., Friend, J., Gerber, D., Gray, C., Henry, M., Hunt, T., Linfield, E., Navarathinam, N., Parks, S., Rawlings, T., Rea, S., Saunders, C., Savini, G., Tun, S.M., Walker, D.D., Wang, H. and Winter, B. (2016) The LOw Cost Upper atmosphere Sounder: the "Elegant Breadboard" programme. In: Millimeter Waves and THz Technology Workshop.
Swinyard, B., Auriacombe, O., Bradshaw, T., Brooks, D., Charlton, J., Crook, M., Davies, G., Ellison, B., Emes, M., Friend, J., Gerber, D., Gray, C., Henry, M., Hunt, T., Linfield, E., Navarathinam, N., Parks, S., Rawlings, T., Rea, S., Saunders, C., Savini, G., Tun, S.M., Walker, D.D., Wang, H. and Winter, B. (2016) The LOw Cost Upper atmosphere Sounder: the "Elegant Breadboard" programme. In: Millimeter Waves and THz Technology Workshop.
Bracken, C., O'Sulllvan, C., Donohoe, A., Murphy, A., Savini, G., Juanola-Parramon, R., Baccichet, N., Guisseau, A., Ade, P., Pascale, E., Spencer, L., Walker, I., Dohlen, K., Lightfoot, J., Holland, W., Jones, M., Walker, D.D. and McMillan, A. (2015) Optical and Quasi-Optical Analysis of System Components for a Far-Infrared Space Interferometer. In: UNSPECIFIED.
Bracken, C., O'Sulllvan, C., Donohoe, A., Murphy, A., Savini, G., Juanola-Parramon, R., Baccichet, N., Guisseau, A., Ade, P., Pascale, E., Spencer, L., Walker, I., Dohlen, K., Lightfoot, J., Holland, W., Jones, M., Walker, D.D. and McMillan, A. (2015) Optical and Quasi-Optical Analysis of System Components for a Far-Infrared Space Interferometer. In: UNSPECIFIED.
evaluation
Lee, J.H., Doel, A.P. and Walker, D.D. (2000) Adaptive secondary mirror demonstrator: construction and preliminary evaluation. Optical Engineering, 39 (4). ISSN 0091-3286
extremely large telescope
Callender, M.J., Efstathiou, A., King, C.W., Walker, D.D., Gee, A.E., Lewis, A.J., Oldfield, S. and Steel, R.M. (2006) A swing arm profilometer for large telescope mirror element metrology. SPIE - International Society for Optical Engineering. Proceedings. ISSN 0277-786X
far-infrared (far-IR)
Bracken, C., O'Sulllvan, C., Donohoe, A., Murphy, A., Savini, G., Juanola-Parramon, R., Baccichet, N., Guisseau, A., Ade, P., Pascale, E., Spencer, L., Walker, I., Dohlen, K., Lightfoot, J., Holland, W., Jones, M., Walker, D.D. and McMillan, A. (2015) Optical and Quasi-Optical Analysis of System Components for a Far-Infrared Space Interferometer. In: UNSPECIFIED.
FISICA
Bracken, C., O'Sulllvan, C., Donohoe, A., Murphy, A., Savini, G., Juanola-Parramon, R., Baccichet, N., Guisseau, A., Ade, P., Pascale, E., Spencer, L., Walker, I., Dohlen, K., Lightfoot, J., Holland, W., Jones, M., Walker, D.D. and McMillan, A. (2015) Optical and Quasi-Optical Analysis of System Components for a Far-Infrared Space Interferometer. In: UNSPECIFIED.
form
Walker, D.D., Freeman, R., Morton, R., McCavana, G. and Beaucamp, A. (2006) Use of the ‘Precessions’™ process for prepolishing and correcting 2D & 2½D form. Optics Express, 14 (24). pp. 11787-11795. ISSN 1094-4087
Walker, D.D., Beaucamp, A.T.H., Doubrovski, V., Dunn, C., Freeman, R., Hobbs, G., McCavana, G., Morton, R., Riley, D., Simms, J. and Wei, X. (2005) Recent advances in the control of form and texture on free-form surfaces (invited paper). SPIE - International Society for Optical Engineering. Proceedings, 5965. ISSN 0277-786X
free-form
Walker, D.D., Beaucamp, A.T.H., Doubrovski, V., Dunn, C., Freeman, R., Hobbs, G., McCavana, G., Morton, R., Riley, D., Simms, J. and Wei, X. (2005) Recent advances in the control of form and texture on free-form surfaces (invited paper). SPIE - International Society for Optical Engineering. Proceedings, 5965. ISSN 0277-786X
Walker, D.D. and Hutchinson, M. (2005) Matching Manufacturing and Measurements-solutions for Free-Form Surfaces. In: UNSPECIFIED.
freeform
Walker, D.D., Beaucamp, A.T.H., Doubrovski, V., Dunn, C., Freeman, R., McCavana, G., Morton, R., Riley, D., Simms, J. and Wei, X. (2005) New results extending the Precessions process to smoothing ground aspheres and producing freeform parts. SPIE - International Society for Optical Engineering. Proceedings, 5869. pp. 79-87. ISSN 0277-786X
Walker, D.D., Beaucamp, A.T.H., Doubrovski, V., Dunn, C., Freeman, R., Hobbs, G., McCavana, G., Morton, R., Riley, D., Simms, J. and Wei, X. (2005) New Developments in the Precessions process for Manufacturing Freeform, Large-optical, and Precision-mechanical Surfaces. SPIE - International Society for Optical Engineering. Proceedings, 6148. p. 614805. ISSN 0277-786X
GLASS
Tonnellier, X., Morantz, P., Shore, P., Baldwin, A., Evans, R. and Walker, D.D. (2007) Subsurface damage in precision ground ULE (R) and Zerodur (R) surfaces. Optics Express, 15 (19). pp. 12197-12205. ISSN 1094-4087
grolish
Walker, D.D., Dunn, C., Yu, G., Bibby, M., Zheng, X., Wu, H.Y., Li, H. and Lu, C. (2015) The role of robotics in computer controlled polishing of large and small optics. In: Optical Manufacturing and Testing XI, August, 2015, San Diego, CA.
ground
Walker, D.D., Beaucamp, A.T.H., Doubrovski, V., Dunn, C., Freeman, R., McCavana, G., Morton, R., Riley, D., Simms, J. and Wei, X. (2005) New results extending the Precessions process to smoothing ground aspheres and producing freeform parts. SPIE - International Society for Optical Engineering. Proceedings, 5869. pp. 79-87. ISSN 0277-786X
hybrid
Walker, D.D., Soon, Y. and Sug-Whan, K. (2003) Novel hybrid stylus for nanometric profilometry for large optical surfaces. Optics Express, 11 (15). pp. 1793-1798. ISSN 1094-4087
interferometry
Bracken, C., O'Sulllvan, C., Donohoe, A., Murphy, A., Savini, G., Juanola-Parramon, R., Baccichet, N., Guisseau, A., Ade, P., Pascale, E., Spencer, L., Walker, I., Dohlen, K., Lightfoot, J., Holland, W., Jones, M., Walker, D.D. and McMillan, A. (2015) Optical and Quasi-Optical Analysis of System Components for a Far-Infrared Space Interferometer. In: UNSPECIFIED.
large machined surface
Yang, H., Kim, S. and Walker, D.D. (2004) A novel profilometer for nanometric form assessment for large machined surfaces. Key Engineering Materials, Advances in Abrasive Technology VI, 257. pp. 225-230. ISSN 1013-9826
Large-optical
Walker, D.D., Beaucamp, A.T.H., Doubrovski, V., Dunn, C., Freeman, R., Hobbs, G., McCavana, G., Morton, R., Riley, D., Simms, J. and Wei, X. (2005) New Developments in the Precessions process for Manufacturing Freeform, Large-optical, and Precision-mechanical Surfaces. SPIE - International Society for Optical Engineering. Proceedings, 6148. p. 614805. ISSN 0277-786X
Laser
Yang, H.S., Kim, S.W. and Walker, D.D. (2003) A novel laser datum series for nanometric profilometry for large optical surfaces. Optics Express, 11 (6). pp. 624-631. ISSN 1094-4087
laser interferometry
Yang, H., Kim, S. and Walker, D.D. (2004) A novel profilometer for nanometric form assessment for large machined surfaces. Key Engineering Materials, Advances in Abrasive Technology VI, 257. pp. 225-230. ISSN 1013-9826
lens
Walker, David D., Yu, Guoyu, Li, Hongyu, Reynolds, Christina and Bibby, Matt (2016) Closing the Metrology – Process Loop in CNC Polishing. SPIE - International Society for Optical Engineering. Proceedings, 10009. ISSN 0277-786X
LONG-TRACE-PROFILER
Yang, H., Kim, S. and Walker, D.D. (2004) A novel profilometer for nanometric form assessment for large machined surfaces. Key Engineering Materials, Advances in Abrasive Technology VI, 257. pp. 225-230. ISSN 1013-9826
manufacturing
Walker, David D., Yu, Guoyu, Li, Hongyu, Reynolds, Christina and Bibby, Matt (2016) Closing the Metrology – Process Loop in CNC Polishing. SPIE - International Society for Optical Engineering. Proceedings, 10009. ISSN 0277-786X
Walker, D.D., Beaucamp, A.T.H., Doubrovski, V., Dunn, C., Freeman, R., Hobbs, G., McCavana, G., Morton, R., Riley, D., Simms, J. and Wei, X. (2005) New Developments in the Precessions process for Manufacturing Freeform, Large-optical, and Precision-mechanical Surfaces. SPIE - International Society for Optical Engineering. Proceedings, 6148. p. 614805. ISSN 0277-786X
Walker, D.D. and Hutchinson, M. (2005) Matching Manufacturing and Measurements-solutions for Free-Form Surfaces. In: UNSPECIFIED.
Matching
Walker, D.D. and Hutchinson, M. (2005) Matching Manufacturing and Measurements-solutions for Free-Form Surfaces. In: UNSPECIFIED.
Materials Science
Yang, H., Kim, S. and Walker, D.D. (2004) A novel profilometer for nanometric form assessment for large machined surfaces. Key Engineering Materials, Advances in Abrasive Technology VI, 257. pp. 225-230. ISSN 1013-9826
Yang, H., Kim, S. and Walker, D.D. (2004) A novel profilometer for nanometric form assessment for large machined surfaces. Key Engineering Materials, Advances in Abrasive Technology VI, 257. pp. 225-230. ISSN 1013-9826
Yang, H., Kim, S. and Walker, D.D. (2004) A novel profilometer for nanometric form assessment for large machined surfaces. Key Engineering Materials, Advances in Abrasive Technology VI, 257. pp. 225-230. ISSN 1013-9826
measurement
Lu, Y., Doel, A.P., Walker, D.D. and Zhao, X. (2003) Dynamic measurement of displacement with a phase-shifting technique. Optical Engineering, 42. pp. 2006-2009. ISSN 0091-3286
Measurements
Walker, D.D. and Hutchinson, M. (2005) Matching Manufacturing and Measurements-solutions for Free-Form Surfaces. In: UNSPECIFIED.
metrology
Callender, M.J., Efstathiou, A., King, C.W., Walker, D.D., Gee, A.E., Lewis, A.J., Oldfield, S. and Steel, R.M. (2006) A swing arm profilometer for large telescope mirror element metrology. SPIE - International Society for Optical Engineering. Proceedings. ISSN 0277-786X
mid-spatial frequency
Yu, G., Li, H. and Walker, D.D. (2011) Removal of Mid Spatial-Frequency Features in Mirror Segments. Journal of the European Optical Society: Rapid Publications, 6 (ARTN 1). ISSN 1990-2573
MIDDLE
Swinyard, B., Auriacombe, O., Bradshaw, T., Brooks, D., Charlton, J., Crook, M., Davies, G., Ellison, B., Emes, M., Friend, J., Gerber, D., Gray, C., Henry, M., Hunt, T., Linfield, E., Navarathinam, N., Parks, S., Rawlings, T., Rea, S., Saunders, C., Savini, G., Tun, S.M., Walker, D.D., Wang, H. and Winter, B. (2016) The LOw Cost Upper atmosphere Sounder: the "Elegant Breadboard" programme. In: Millimeter Waves and THz Technology Workshop.
mirror
Walker, David D., Yu, Guoyu, Li, Hongyu, Reynolds, Christina and Bibby, Matt (2016) Closing the Metrology – Process Loop in CNC Polishing. SPIE - International Society for Optical Engineering. Proceedings, 10009. ISSN 0277-786X
Lee, J.H., Doel, A.P. and Walker, D.D. (2000) Adaptive secondary mirror demonstrator: construction and preliminary evaluation. Optical Engineering, 39 (4). ISSN 0091-3286
Mirrors
Li, Hongyu, Walker, David D., Yu, Guoyu, Sayle, Andrew, Messelink, Wilhelmus, Evans, Rob and Beaucamp, Anthony (2013) Edge control in CNC polishing, paper 2: simulation and validation of tool influence functions on edges. Optics Express, 21 (1). pp. 370-381. ISSN 1094-4087
Lee, J.H., Doel, A.P. and Walker, D.D. (2000) Adaptive secondary mirror demonstrator: construction and preliminary evaluation. Optical Engineering, 39 (4). ISSN 0091-3286
modeling
Li, H., Yu, G., Walker, D.D. and Evans, R. (2011) Modelling and measurement of polishing tool influence functions for edge control. Journal of the European Optical Society: Rapid Publications, 6 (ARTN 1). ISSN 1990-2573
novel
Walker, D.D., Soon, Y. and Sug-Whan, K. (2003) Novel hybrid stylus for nanometric profilometry for large optical surfaces. Optics Express, 11 (15). pp. 1793-1798. ISSN 1094-4087
Yang, H.S., Kim, S.W. and Walker, D.D. (2003) A novel laser datum series for nanometric profilometry for large optical surfaces. Optics Express, 11 (6). pp. 624-631. ISSN 1094-4087
Optical design and fabrication
Li, Hongyu, Walker, David D., Yu, Guoyu, Sayle, Andrew, Messelink, Wilhelmus, Evans, Rob and Beaucamp, Anthony (2013) Edge control in CNC polishing, paper 2: simulation and validation of tool influence functions on edges. Optics Express, 21 (1). pp. 370-381. ISSN 1094-4087
Optical fabrication
Yu, Guoyu, Walker, David D., Li, Hongyu, Zheng, Xiao and Beaucamp, Anthony (2017) Research on edge-control methods in CNC polishing. Journal of the European Optical Society-Rapid Publications, 13 (24). ISSN 1990-2573
optics
Walker, David D., Yu, Guoyu, Li, Hongyu, Reynolds, Christina and Bibby, Matt (2016) Closing the Metrology – Process Loop in CNC Polishing. SPIE - International Society for Optical Engineering. Proceedings, 10009. ISSN 0277-786X
Walker, D.D., Dunn, C., Yu, G., Bibby, M., Zheng, X., Wu, H.Y., Li, H. and Lu, C. (2015) The role of robotics in computer controlled polishing of large and small optics. In: Optical Manufacturing and Testing XI, August, 2015, San Diego, CA.
Bracken, C., O'Sulllvan, C., Donohoe, A., Murphy, A., Savini, G., Juanola-Parramon, R., Baccichet, N., Guisseau, A., Ade, P., Pascale, E., Spencer, L., Walker, I., Dohlen, K., Lightfoot, J., Holland, W., Jones, M., Walker, D.D. and McMillan, A. (2015) Optical and Quasi-Optical Analysis of System Components for a Far-Infrared Space Interferometer. In: UNSPECIFIED.
Tonnellier, X., Morantz, P., Shore, P., Baldwin, A., Evans, R. and Walker, D.D. (2007) Subsurface damage in precision ground ULE (R) and Zerodur (R) surfaces. Optics Express, 15 (19). pp. 12197-12205. ISSN 1094-4087
Tonnellier, X., Morantz, P., Shore, P., Baldwin, A., Evans, R. and Walker, D.D. (2007) Subsurface damage in precision ground ULE (R) and Zerodur (R) surfaces. Optics Express, 15 (19). pp. 12197-12205. ISSN 1094-4087
Walker, D.D., Freeman, R., Morton, R., McCavana, G. and Beaucamp, A. (2006) Use of the 'Precessions'(TM) process for prepolishing and correcting 2D & 2 1/2 D form. Optics Express, 14 (24). pp. 11787-11795. ISSN 1094-4087
Walker, D.D., Freeman, R., Morton, R., McCavana, G. and Beaucamp, A. (2006) Use of the 'Precessions'(TM) process for prepolishing and correcting 2D & 2 1/2 D form. Optics Express, 14 (24). pp. 11787-11795. ISSN 1094-4087
optics manufacturing telescope robot automation
Walker, David D. (2016) CNC Polishing and Metrology – from E-ELT Segments to Commercial Optics. In: Academic seminar by Prof David Walker: The Institute of Optics And Electronics, The chinese Academy of Sciences:, 6-8 June 2016, Chengdu, China. (Unpublished)
Optics Metrology Profilometer Astronomy
Zhang, Peng, Li, Jie, Yu, Guoyu and Walker, David D. (2016) Development of Swinging Part Profilometer. In: Optics and Measurement 2016, 11th-14th October 2016, Liberec, Czech Republic. (Unpublished)
parts
Walker, D.D., Beaucamp, A.T.H., Doubrovski, V., Dunn, C., Freeman, R., McCavana, G., Morton, R., Riley, D., Simms, J. and Wei, X. (2005) New results extending the Precessions process to smoothing ground aspheres and producing freeform parts. SPIE - International Society for Optical Engineering. Proceedings, 5869. pp. 79-87. ISSN 0277-786X
Physical Sciences
Walker, D.D., Dunn, C., Yu, G., Bibby, M., Zheng, X., Wu, H.Y., Li, H. and Lu, C. (2015) The role of robotics in computer controlled polishing of large and small optics. In: Optical Manufacturing and Testing XI, August, 2015, San Diego, CA.
Bracken, C., O'Sulllvan, C., Donohoe, A., Murphy, A., Savini, G., Juanola-Parramon, R., Baccichet, N., Guisseau, A., Ade, P., Pascale, E., Spencer, L., Walker, I., Dohlen, K., Lightfoot, J., Holland, W., Jones, M., Walker, D.D. and McMillan, A. (2015) Optical and Quasi-Optical Analysis of System Components for a Far-Infrared Space Interferometer. In: UNSPECIFIED.
Tonnellier, X., Morantz, P., Shore, P., Baldwin, A., Evans, R. and Walker, D.D. (2007) Subsurface damage in precision ground ULE (R) and Zerodur (R) surfaces. Optics Express, 15 (19). pp. 12197-12205. ISSN 1094-4087
Walker, D.D., Freeman, R., Morton, R., McCavana, G. and Beaucamp, A. (2006) Use of the 'Precessions'(TM) process for prepolishing and correcting 2D & 2 1/2 D form. Optics Express, 14 (24). pp. 11787-11795. ISSN 1094-4087
Lee, J.H., Bigelow, B.C., Walker, D.D., Doel, A.P. and Bingham, R.G. (2000) Why adaptive secondaries? Publications of the Astronomical Society of the Pacific, 112 (767). pp. 97-107. ISSN 0004-6280
Han, W.Y., Clayton, M.J. and Walker, D.D. (1996) Steps toward efficient mosaic CCD system design. Publications of the Astronomical Society of the Pacific, 108 (729). pp. 1028-1032. ISSN 0004-6280
Physics
Bracken, C., O'Sulllvan, C., Donohoe, A., Murphy, A., Savini, G., Juanola-Parramon, R., Baccichet, N., Guisseau, A., Ade, P., Pascale, E., Spencer, L., Walker, I., Dohlen, K., Lightfoot, J., Holland, W., Jones, M., Walker, D.D. and McMillan, A. (2015) Optical and Quasi-Optical Analysis of System Components for a Far-Infrared Space Interferometer. In: UNSPECIFIED.
Bracken, C., O'Sulllvan, C., Donohoe, A., Murphy, A., Savini, G., Juanola-Parramon, R., Baccichet, N., Guisseau, A., Ade, P., Pascale, E., Spencer, L., Walker, I., Dohlen, K., Lightfoot, J., Holland, W., Jones, M., Walker, D.D. and McMillan, A. (2015) Optical and Quasi-Optical Analysis of System Components for a Far-Infrared Space Interferometer. In: UNSPECIFIED.
polish
Walker, D.D., Dunn, C., Yu, G., Bibby, M., Zheng, X., Wu, H.Y., Li, H. and Lu, C. (2015) The role of robotics in computer controlled polishing of large and small optics. In: Optical Manufacturing and Testing XI, August, 2015, San Diego, CA.
Polishin
Li, Hongyu, Walker, David D., Yu, Guoyu, Sayle, Andrew, Messelink, Wilhelmus, Evans, Rob and Beaucamp, Anthony (2013) Edge control in CNC polishing, paper 2: simulation and validation of tool influence functions on edges. Optics Express, 21 (1). pp. 370-381. ISSN 1094-4087
Polishing
Yu, Guoyu, Walker, David D., Li, Hongyu, Zheng, Xiao and Beaucamp, Anthony (2017) Research on edge-control methods in CNC polishing. Journal of the European Optical Society-Rapid Publications, 13 (24). ISSN 1990-2573
Walker, D.D., Freeman, R., Hobbs, G., King, A., McCavana, G., Morton, R., Riley, D. and Simms, J. (2005) Zeeko 1 metre polishing system. In: UNSPECIFIED.
Walker, D.D., Beaucamp, A., Brooks, D., Doubrovski, V., Cassie, M.D., King, A., Libert, M., McCavana, G., Morton, R., Riley, D. and Simms, J. (2004) Recent developments of precessions polishing for larger components and free-form surfaces. SPIE - International Society for Optical Engineering. Proceedings, 5523. pp. 281-289. ISSN 0277-786X
Walker, D.D., Beaucamp, A.T., Brooks, D., Doubrovski, V., Cassie, M.D., Dunn, C., Freeman, R.R., King, A., Libert, M., McCavana, G., Morton, R., Riley, D. and Simms, J. (2004) New results from the Precessions polishing process scaled to larger sizes. SPIE - International Society for Optical Engineering. Proceedings, 5494. pp. 71-80. ISSN 0277-786X
Walker, D.D., Brooks, D., King, A., Freeman, R., Morton, R., McCavana, G. and Sug-Whan, K. (2003) The precessions tooling for polishing and figuring flat,spherical and aspheric surfaces. Optics Express, 11 (8). pp. 958-964. ISSN 1094-4087
Kim, S.W., Walker, D.D. and Brooks, D. (2003) Active profiling and polishing for efficient control of material removal from large precision surfaces with moderate asphericity. Mechatronics, 13. pp. 295-312. ISSN 0957-4158
pre-polishing
Walker, D.D., Freeman, R., Morton, R., McCavana, G. and Beaucamp, A. (2006) Use of the ‘Precessions’™ process for prepolishing and correcting 2D & 2½D form. Optics Express, 14 (24). pp. 11787-11795. ISSN 1094-4087
Precessions
Walker, D.D., Freeman, R., Morton, R., McCavana, G. and Beaucamp, A. (2006) Use of the ‘Precessions’™ process for prepolishing and correcting 2D & 2½D form. Optics Express, 14 (24). pp. 11787-11795. ISSN 1094-4087
Walker, D.D., Beaucamp, A.T.H., Doubrovski, V., Dunn, C., Freeman, R., McCavana, G., Morton, R., Riley, D., Simms, J. and Wei, X. (2005) New results extending the Precessions process to smoothing ground aspheres and producing freeform parts. SPIE - International Society for Optical Engineering. Proceedings, 5869. pp. 79-87. ISSN 0277-786X
Walker, D.D., Beaucamp, A.T.H., Doubrovski, V., Dunn, C., Freeman, R., Hobbs, G., McCavana, G., Morton, R., Riley, D., Simms, J. and Wei, X. (2005) New Developments in the Precessions process for Manufacturing Freeform, Large-optical, and Precision-mechanical Surfaces. SPIE - International Society for Optical Engineering. Proceedings, 6148. p. 614805. ISSN 0277-786X
Walker, D.D., Beaucamp, A., Brooks, D., Doubrovski, V., Cassie, M.D., King, A., Libert, M., McCavana, G., Morton, R., Riley, D. and Simms, J. (2004) Recent developments of precessions polishing for larger components and free-form surfaces. SPIE - International Society for Optical Engineering. Proceedings, 5523. pp. 281-289. ISSN 0277-786X
Walker, D.D., Beaucamp, A.T., Brooks, D., Doubrovski, V., Cassie, M.D., Dunn, C., Freeman, R.R., King, A., Libert, M., McCavana, G., Morton, R., Riley, D. and Simms, J. (2004) New results from the Precessions polishing process scaled to larger sizes. SPIE - International Society for Optical Engineering. Proceedings, 5494. pp. 71-80. ISSN 0277-786X
Precision-mechanical
Walker, D.D., Beaucamp, A.T.H., Doubrovski, V., Dunn, C., Freeman, R., Hobbs, G., McCavana, G., Morton, R., Riley, D., Simms, J. and Wei, X. (2005) New Developments in the Precessions process for Manufacturing Freeform, Large-optical, and Precision-mechanical Surfaces. SPIE - International Society for Optical Engineering. Proceedings, 6148. p. 614805. ISSN 0277-786X
process
Walker, D.D., Freeman, R., Morton, R., McCavana, G. and Beaucamp, A. (2006) Use of the ‘Precessions’™ process for prepolishing and correcting 2D & 2½D form. Optics Express, 14 (24). pp. 11787-11795. ISSN 1094-4087
Walker, D.D., Beaucamp, A.T.H., Doubrovski, V., Dunn, C., Freeman, R., Hobbs, G., McCavana, G., Morton, R., Riley, D., Simms, J. and Wei, X. (2005) New Developments in the Precessions process for Manufacturing Freeform, Large-optical, and Precision-mechanical Surfaces. SPIE - International Society for Optical Engineering. Proceedings, 6148. p. 614805. ISSN 0277-786X
Walker, D.D., Beaucamp, A.T., Brooks, D., Doubrovski, V., Cassie, M.D., Dunn, C., Freeman, R.R., King, A., Libert, M., McCavana, G., Morton, R., Riley, D. and Simms, J. (2004) New results from the Precessions polishing process scaled to larger sizes. SPIE - International Society for Optical Engineering. Proceedings, 5494. pp. 71-80. ISSN 0277-786X
process.smoothing
Walker, D.D., Beaucamp, A.T.H., Doubrovski, V., Dunn, C., Freeman, R., McCavana, G., Morton, R., Riley, D., Simms, J. and Wei, X. (2005) New results extending the Precessions process to smoothing ground aspheres and producing freeform parts. SPIE - International Society for Optical Engineering. Proceedings, 5869. pp. 79-87. ISSN 0277-786X
Removal
Kim, S.W., Walker, D.D. and Brooks, D. (2003) Active profiling and polishing for efficient control of material removal from large precision surfaces with moderate asphericity. Mechatronics, 13. pp. 295-312. ISSN 0957-4158
robot
Walker, David D., Yu, Guoyu, Li, Hongyu, Reynolds, Christina and Bibby, Matt (2016) Closing the Metrology – Process Loop in CNC Polishing. SPIE - International Society for Optical Engineering. Proceedings, 10009. ISSN 0277-786X
Walker, D.D., Dunn, C., Yu, G., Bibby, M., Zheng, X., Wu, H.Y., Li, H. and Lu, C. (2015) The role of robotics in computer controlled polishing of large and small optics. In: Optical Manufacturing and Testing XI, August, 2015, San Diego, CA.
Science & Technology
Swinyard, B., Auriacombe, O., Bradshaw, T., Brooks, D., Charlton, J., Crook, M., Davies, G., Ellison, B., Emes, M., Friend, J., Gerber, D., Gray, C., Henry, M., Hunt, T., Linfield, E., Navarathinam, N., Parks, S., Rawlings, T., Rea, S., Saunders, C., Savini, G., Tun, S.M., Walker, D.D., Wang, H. and Winter, B. (2016) The LOw Cost Upper atmosphere Sounder: the "Elegant Breadboard" programme. In: Millimeter Waves and THz Technology Workshop.
Walker, D.D., Dunn, C., Yu, G., Bibby, M., Zheng, X., Wu, H.Y., Li, H. and Lu, C. (2015) The role of robotics in computer controlled polishing of large and small optics. In: Optical Manufacturing and Testing XI, August, 2015, San Diego, CA.
Bracken, C., O'Sulllvan, C., Donohoe, A., Murphy, A., Savini, G., Juanola-Parramon, R., Baccichet, N., Guisseau, A., Ade, P., Pascale, E., Spencer, L., Walker, I., Dohlen, K., Lightfoot, J., Holland, W., Jones, M., Walker, D.D. and McMillan, A. (2015) Optical and Quasi-Optical Analysis of System Components for a Far-Infrared Space Interferometer. In: UNSPECIFIED.
Tonnellier, X., Morantz, P., Shore, P., Baldwin, A., Evans, R. and Walker, D.D. (2007) Subsurface damage in precision ground ULE (R) and Zerodur (R) surfaces. Optics Express, 15 (19). pp. 12197-12205. ISSN 1094-4087
Walker, D.D., Freeman, R., Morton, R., McCavana, G. and Beaucamp, A. (2006) Use of the 'Precessions'(TM) process for prepolishing and correcting 2D & 2 1/2 D form. Optics Express, 14 (24). pp. 11787-11795. ISSN 1094-4087
Yang, H., Kim, S. and Walker, D.D. (2004) A novel profilometer for nanometric form assessment for large machined surfaces. Key Engineering Materials, Advances in Abrasive Technology VI, 257. pp. 225-230. ISSN 1013-9826
Lee, J.H., Bigelow, B.C., Walker, D.D., Doel, A.P. and Bingham, R.G. (2000) Why adaptive secondaries? Publications of the Astronomical Society of the Pacific, 112 (767). pp. 97-107. ISSN 0004-6280
Han, W.Y., Clayton, M.J. and Walker, D.D. (1996) Steps toward efficient mosaic CCD system design. Publications of the Astronomical Society of the Pacific, 108 (729). pp. 1028-1032. ISSN 0004-6280
secondary
Lee, J.H., Doel, A.P. and Walker, D.D. (2000) Adaptive secondary mirror demonstrator: construction and preliminary evaluation. Optical Engineering, 39 (4). ISSN 0091-3286
segment
Walker, D.D., Dunn, C., Yu, G., Bibby, M., Zheng, X., Wu, H.Y., Li, H. and Lu, C. (2015) The role of robotics in computer controlled polishing of large and small optics. In: Optical Manufacturing and Testing XI, August, 2015, San Diego, CA.
Segment mirror
Yu, Guoyu, Walker, David D., Li, Hongyu, Zheng, Xiao and Beaucamp, Anthony (2017) Research on edge-control methods in CNC polishing. Journal of the European Optical Society-Rapid Publications, 13 (24). ISSN 1990-2573
segments
Li, H., Yu, G., Walker, D.D. and Evans, R. (2011) Modelling and measurement of polishing tool influence functions for edge control. Journal of the European Optical Society: Rapid Publications, 6 (ARTN 1). ISSN 1990-2573
Yu, G., Li, H. and Walker, D.D. (2011) Removal of Mid Spatial-Frequency Features in Mirror Segments. Journal of the European Optical Society: Rapid Publications, 6 (ARTN 1). ISSN 1990-2573
smooth
Walker, D.D., Dunn, C., Yu, G., Bibby, M., Zheng, X., Wu, H.Y., Li, H. and Lu, C. (2015) The role of robotics in computer controlled polishing of large and small optics. In: Optical Manufacturing and Testing XI, August, 2015, San Diego, CA.
solutions
Walker, D.D. and Hutchinson, M. (2005) Matching Manufacturing and Measurements-solutions for Free-Form Surfaces. In: UNSPECIFIED.
stylus profilometry
Yang, H., Kim, S. and Walker, D.D. (2004) A novel profilometer for nanometric form assessment for large machined surfaces. Key Engineering Materials, Advances in Abrasive Technology VI, 257. pp. 225-230. ISSN 1013-9826
SURFACE
Walker, D.D., Soon, Y. and Sug-Whan, K. (2003) Novel hybrid stylus for nanometric profilometry for large optical surfaces. Optics Express, 11 (15). pp. 1793-1798. ISSN 1094-4087
Walker, D.D., Brooks, D., King, A., Freeman, R., Morton, R., McCavana, G. and Sug-Whan, K. (2003) The precessions tooling for polishing and figuring flat,spherical and aspheric surfaces. Optics Express, 11 (8). pp. 958-964. ISSN 1094-4087
Kim, S.W., Walker, D.D. and Brooks, D. (2003) Active profiling and polishing for efficient control of material removal from large precision surfaces with moderate asphericity. Mechatronics, 13. pp. 295-312. ISSN 0957-4158
surface form
Yang, H., Kim, S. and Walker, D.D. (2004) A novel profilometer for nanometric form assessment for large machined surfaces. Key Engineering Materials, Advances in Abrasive Technology VI, 257. pp. 225-230. ISSN 1013-9826
SURFACES
Walker, D.D., Freeman, R., Morton, R., McCavana, G. and Beaucamp, A. (2006) Use of the 'Precessions'(TM) process for prepolishing and correcting 2D & 2 1/2 D form. Optics Express, 14 (24). pp. 11787-11795. ISSN 1094-4087
Walker, D.D., Beaucamp, A.T.H., Doubrovski, V., Dunn, C., Freeman, R., Hobbs, G., McCavana, G., Morton, R., Riley, D., Simms, J. and Wei, X. (2005) Recent advances in the control of form and texture on free-form surfaces (invited paper). SPIE - International Society for Optical Engineering. Proceedings, 5965. ISSN 0277-786X
Walker, D.D., Beaucamp, A.T.H., Doubrovski, V., Dunn, C., Freeman, R., Hobbs, G., McCavana, G., Morton, R., Riley, D., Simms, J. and Wei, X. (2005) New Developments in the Precessions process for Manufacturing Freeform, Large-optical, and Precision-mechanical Surfaces. SPIE - International Society for Optical Engineering. Proceedings, 6148. p. 614805. ISSN 0277-786X
Walker, D.D. and Hutchinson, M. (2005) Matching Manufacturing and Measurements-solutions for Free-Form Surfaces. In: UNSPECIFIED.
Walker, D.D., Beaucamp, A., Brooks, D., Doubrovski, V., Cassie, M.D., King, A., Libert, M., McCavana, G., Morton, R., Riley, D. and Simms, J. (2004) Recent developments of precessions polishing for larger components and free-form surfaces. SPIE - International Society for Optical Engineering. Proceedings, 5523. pp. 281-289. ISSN 0277-786X
Walker, D.D., Soon, Y. and Sug-Whan, K. (2003) Novel hybrid stylus for nanometric profilometry for large optical surfaces. Optics Express, 11 (15). pp. 1793-1798. ISSN 1094-4087
Walker, D.D., Brooks, D., King, A., Freeman, R., Morton, R., McCavana, G. and Sug-Whan, K. (2003) The precessions tooling for polishing and figuring flat,spherical and aspheric surfaces. Optics Express, 11 (8). pp. 958-964. ISSN 1094-4087
Yang, H.S., Kim, S.W. and Walker, D.D. (2003) A novel laser datum series for nanometric profilometry for large optical surfaces. Optics Express, 11 (6). pp. 624-631. ISSN 1094-4087
Kim, S.W., Walker, D.D. and Brooks, D. (2003) Active profiling and polishing for efficient control of material removal from large precision surfaces with moderate asphericity. Mechatronics, 13. pp. 295-312. ISSN 0957-4158
swing arm profilometer
Callender, M.J., Efstathiou, A., King, C.W., Walker, D.D., Gee, A.E., Lewis, A.J., Oldfield, S. and Steel, R.M. (2006) A swing arm profilometer for large telescope mirror element metrology. SPIE - International Society for Optical Engineering. Proceedings. ISSN 0277-786X
system
Walker, D.D., Freeman, R., Hobbs, G., King, A., McCavana, G., Morton, R., Riley, D. and Simms, J. (2005) Zeeko 1 metre polishing system. In: UNSPECIFIED.
technique
Lu, Y., Doel, A.P., Walker, D.D. and Zhao, X. (2003) Dynamic measurement of displacement with a phase-shifting technique. Optical Engineering, 42. pp. 2006-2009. ISSN 0091-3286
Technology
Swinyard, B., Auriacombe, O., Bradshaw, T., Brooks, D., Charlton, J., Crook, M., Davies, G., Ellison, B., Emes, M., Friend, J., Gerber, D., Gray, C., Henry, M., Hunt, T., Linfield, E., Navarathinam, N., Parks, S., Rawlings, T., Rea, S., Saunders, C., Savini, G., Tun, S.M., Walker, D.D., Wang, H. and Winter, B. (2016) The LOw Cost Upper atmosphere Sounder: the "Elegant Breadboard" programme. In: Millimeter Waves and THz Technology Workshop.
Bracken, C., O'Sulllvan, C., Donohoe, A., Murphy, A., Savini, G., Juanola-Parramon, R., Baccichet, N., Guisseau, A., Ade, P., Pascale, E., Spencer, L., Walker, I., Dohlen, K., Lightfoot, J., Holland, W., Jones, M., Walker, D.D. and McMillan, A. (2015) Optical and Quasi-Optical Analysis of System Components for a Far-Infrared Space Interferometer. In: UNSPECIFIED.
Tonnellier, X., Morantz, P., Shore, P., Baldwin, A., Evans, R. and Walker, D.D. (2007) Subsurface damage in precision ground ULE (R) and Zerodur (R) surfaces. Optics Express, 15 (19). pp. 12197-12205. ISSN 1094-4087
Yang, H., Kim, S. and Walker, D.D. (2004) A novel profilometer for nanometric form assessment for large machined surfaces. Key Engineering Materials, Advances in Abrasive Technology VI, 257. pp. 225-230. ISSN 1013-9826
TELESCOPE
Bracken, C., O'Sulllvan, C., Donohoe, A., Murphy, A., Savini, G., Juanola-Parramon, R., Baccichet, N., Guisseau, A., Ade, P., Pascale, E., Spencer, L., Walker, I., Dohlen, K., Lightfoot, J., Holland, W., Jones, M., Walker, D.D. and McMillan, A. (2015) Optical and Quasi-Optical Analysis of System Components for a Far-Infrared Space Interferometer. In: UNSPECIFIED.
Telescopes
Yu, Guoyu, Walker, David D., Li, Hongyu, Zheng, Xiao and Beaucamp, Anthony (2017) Research on edge-control methods in CNC polishing. Journal of the European Optical Society-Rapid Publications, 13 (24). ISSN 1990-2573
Li, Hongyu, Walker, David D., Yu, Guoyu, Sayle, Andrew, Messelink, Wilhelmus, Evans, Rob and Beaucamp, Anthony (2013) Edge control in CNC polishing, paper 2: simulation and validation of tool influence functions on edges. Optics Express, 21 (1). pp. 370-381. ISSN 1094-4087
texture
Walker, D.D., Beaucamp, A.T.H., Doubrovski, V., Dunn, C., Freeman, R., Hobbs, G., McCavana, G., Morton, R., Riley, D., Simms, J. and Wei, X. (2005) Recent advances in the control of form and texture on free-form surfaces (invited paper). SPIE - International Society for Optical Engineering. Proceedings, 5965. ISSN 0277-786X
Use
Walker, D.D., Freeman, R., Morton, R., McCavana, G. and Beaucamp, A. (2006) Use of the ‘Precessions’™ process for prepolishing and correcting 2D & 2½D form. Optics Express, 14 (24). pp. 11787-11795. ISSN 1094-4087
Zeeko
Walker, D.D., Freeman, R., Hobbs, G., King, A., McCavana, G., Morton, R., Riley, D. and Simms, J. (2005) Zeeko 1 metre polishing system. In: UNSPECIFIED.