Guidelines for the Optical Measurements of LED Clusters, Paul Miller, NPL and Hugh Barton, OptiConsulting UK, a EuroLED news article, June-2008. You may download this 0.2MB paper in Adobe .pdf format by clicking [here]
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Optical Developments in Railway Signalling, an article in The Rail Engineer, April-2008 |
Optical Developments in Railway Signalling, a presentation to Infrarail, Birmingham UK, 12-March-2008 |
“Introduction to Human Vision, Visual Defects & Eye Tests”, a presentation prepared with input from Kerry Byrne, to the Joint Technical Meeting ILE / BOHS, University of Salford, March 2007
You may download this 3MB paper in Adobe .pdf format by clicking [here] |
“Common Light Signalling Issues” A presentation to the GLA Research & RadioNavigation Directorate Lights Safety Workshop, Southampton, February 2007 |
"The Conspicuity of LED Clusters - A proposed new work direction for the LED Clusters FIG”, a presentation to the NPL ORM Club Annual Meeting, June 2006. You may download this 1.2MB paper in Adobe .pdf format
by clicking [here]
If you are interested in contributing to the LED Clusters FIG, please contact Hugh Barton
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"LED Clusters Focused Interest Group – Best Practice Guide for the Optical Measurement of LED Clusters”, a presentation to the NPL ORM Club Annual Meeting, June 2006 |
“Optical Measurement Techniques for LED Clusters and LED Safety”, a presentation to the euroLEDs 2006 Conference hosted by Photonics Cluster (UK), May 2006. You may download this paper in Adobe .pdf format by clicking [here] |
“LED Technology”, an article in The Rail Engineer, February 2006. |
"Railway Signal Colours", a presentation to The Colour Group, 7 December 2005 |
Fast, Efficient and Straight-forward: New Methodologies to support Railway Standards - The Project Team Approach", a presentation to the CEN Conference, The Future of Railway Standards in Europe, 15 November 2005, You may download this paper
in Adobe .pdf format by clicking [here] |
"Optical Developments in Railway Signalling”, IRSE Proceedings 2004-2005. |
"Field evaluation of conspicuity of flashing lights", a presentation to the Annual Meeting of NPL's Optical RadiationMeasurement Club, 29 June 2005 |
"LED Clusters", a half-day seminar to be held during the Annual Meeting of NPL's Optical Radiation Measurement Club, 28 June 2005 |
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"Marine Signalling adopts LED Beacons", a joint article by Ian Tutt (General Lighthouse Authority) and Hugh Barton, in EUROphotonics (October / November 2004). |
"Optical Developments in Railway Signalling", a presentation to the IRSE Midlands and North-West Section, September 2004. For more information, please visit http://www.irse.org |
"Improved Traceability for LED Measurements and the Results of a Round-Robin Comparison of LED Cluster Measurements", a joint paper by David Gibbs (NPL), Hugh Barton and Laura Crane (NPL), presented at the CIE Symposium on LED Light Sources, Toyko, June 2004. |
"Recent Developments of the LED Clusters FIG", a presentation to the NPL Optical Radiation Measurement Club for the Annual Meeting, June 2004. |
"LED Clusters", a half-day seminar held during the Annual Meeting of NPL's Optical Radiation Measurement Club, 2003 & 2004. |
"LED Cluster Applications in Railway Signalling", a paper presented to the International Railway Engineering Conference, 2003. You may download the paper in Adobe .pdf format by clicking [here] |
"LED Applications in Railway Signalling", a presentation to the National Physical Laboratory, 2002. |
"Optical Aspects of the Fibre-Optic Colour Light Signal", a paper presented to the IRSE, 2001. |
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