Incandescent and halogen lamps
Watch this video and learn about the main differences in terms of life time and the amount of light emitted.
Read the article
In this video you will learn more about the light emitted per second in a particular direction.
Luminous flux and efficacy
Find out more about luminous flux and efficacy and the measuring units in this video.
Webinar: Office lighting: Technical opportunities for a healthier working environment
Presented by Michael Rohde
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Interview by Ruth Slavid
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Presented by Patricia McCarney
Webinar: Mediatisation of urban spaces
Presented by Thorsten Bauer