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LpR 117 – Smart City Lighting
LEDprofessional Review – Sept/Oct 2026, Issue#117: Smart lighting is shaping the future of connected cities. This issue explores the technologies, standards, and real-world projects driving that shift—from data-driven public lighting and interoperable infrastructure to Prague’s Dvorecký Bridge. An…
Human-Centric Lighting
CIE publishes Technical Report CIE 259:2026 on visual ergonomics for display equipment
The CIE has published Technical Report CIE 259:2026, "Visual Ergonomics, Lighting and Visual Display Equipment" (ISBN 978-3-902842-81-7, DOI 10.25039/TR.259.2026). The report updates guidance on display screens, reflecting advances in display and computing technologies and addressing newer personal devices, varied viewing positions, advanced control functions, and potential adverse effects of prolonged screen use. It consolidates peer-reviewed visual ergonomics principles for indoor work environments, covering user health, digital eyestrain, spectacle lenses, display characteristics, lighting and environmental modifications, and metrics-related issues. The 35-page report includes two tables and is available from the CIE Webshop and National Committees.
Human-Centric Lighting
EditorialThe aging eye and its influence on melanopic effects
Kevan Shaw, Lighting Consulting and Founder of KSLD. As the owner and operator of a pair of significantly aging eyes I have a considerable interest in how this effects my visual and non visual relationship with light. As a lighting designer who has been active for 50 years, I have had the idea that yellowing of the lens degrades visual performance significantly heavily promoted. Also, the idea that simply increasing illumination levels is a panacea that universally improves vision for the aged eye is the only solution.
Human-Centric Lighting
EditorialBeyond tunable white: spectral control for circadian lighting in healthcare
Xavier Denis, Head of Technical Support and Technical Marketing at Nichia Europe. For readers working with Human Centric Lighting (HCL), the broad principles will be familiar. Light exposure impacts more than visual performance. Healthcare is an application where its timing, intensity and spectrum deserve particular attention.
Application|Human-Centric Lighting
FeaturedLEDs & Light Sources
1.10.2026
XLamp® CMB/CMU/CHA COB Pro9™ LEDs – New CCT/CRI Options
Human-Centric Lighting
17.10.2026
Sunlight, UVB and vitamin D – Human Centric Lighting beyond melanopic stimulation
Human-Centric Lighting
17.10.2026
Light in the service of health – bringing the science of light and health into everyday life through evidence-based communication
Human-Centric Lighting
17.10.2026
deLIGHTed Talks #8: Good Light – Good Sleep
Human-Centric Lighting
1.10.2026
COMMENTARY: Good Light – the next growth story for our lighting industry
Human-Centric Lighting
21.9.2026
Nighttime light linked to subtle heart changes and higher heart‑disease risk
Human-Centric Lighting
12.8.2026
HUMAN CENTRIC LIGHTING – Issue#116
