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Friday, October 4 • 10:30am - 12:00pm
LIES, DAMN LIES, AND PHOTOMETRICS

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LIES, DAMN LIES, AND PHOTOMETRICS
Tad Trylski, Associate IALD, Light Bureau, London, UK
How can that one fixture can be visibly brighter than another, even though its data sheet states a lower output? Comparing two light sources, how can the one with lower CRI give better color discrimination? As the LED "gold-rush" continues, the metrics are becoming more complex and open to interpretation. This presentation collates evidence and research to challenge popular understanding – or misunderstanding – of some of the most fashionable performance indicators in lighting specification, including illuminance, color temperature, beam angles, LOR, CRI, MacAdam's ellipses and even the SI unit of light itself, the candela.
Speakers
avatar for Tad Trylski, Assoc. IALD

Tad Trylski, Assoc. IALD

Design Director, Light Bureau
Tad has over 20 years of widely varied experience in lighting. Although an engineering graduate, he worked initially in the world of theatre, including key roles with DHA Lighting working on plays and musicals around the world. Following a post-grad in 1999 at UCL's Bartlett School... Read More →

Friday October 4, 2013 10:30am - 12:00pm EDT
Soprano A - Floor 4 1255 Rue Jeanne-Mance, Montreal, QC H5B 1E5, Canada
  SCIENCE TRACK

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