LpR47_full_094334.pdf

Leading Article 2015 Year of (LED) Light by Dr. Amrita Prasad, LED professional (p 32) Tech-Talks Bregenz Dr. Mehmet Arik, Associate Professor at Ozyegin University compiled by Dr. A. Prasad, LED professional (p 38) Research LED Office Lighting for Improved Well-Being and Performance by Katrin Möller et al., Competence Center Light (p 42) Technologies A New Approach to the Design of Driverless AC LED Light Engines by Peter W. Shackle, Photalume (p 48) Practical Estimation of Measurement Times in Goniospectroradiometry and Goniophotometry by Dr. Günther Leschhorn, Instrument Systems (p 54) Smart Controls Street Lighting Evolution through LED Technology by Sandra Solán, ELT Electronic Division (p 62) Quality Guidance on Specifying Solid State Lighting Luminaires by Jaap Nuesink & Michael Schoof, DEKRA Certification (p 66) Trends Making Light Work – Light Sources for Modern Lighting Requirements by Dr. James Gourlay, Design LED Products (p 72) LEDs are Revolutionizing Light – The Past and Future of Lighting by Stephan Wegstein, VESTEL (p 76)

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