UVC LED COVID-19

UV-C LEDs at the time of Covid-19

> 2020 september : PISEO published a new report ” UV-C LEDs at the time of Covid-19″,. In the current context of health crisis due to the SARS-CoV-2 virus, the need to prevent contagion through disinfection has become a major issue. Like other coronaviruses, this new virus can be destroyed by UV-C radiation. With the emergence of UV-C LEDs, the question of the relevance of using … Continue reading UV-C LEDs at the time of Covid-19

LED measurement

LED Measurements and Variability Analysis

The partners are Ecce’Lectro, LBC, Flexbright, Ingelux, Havells Sylvania, Philips, BME, Mentor Graphics, VTT, PI Lighting, MAGILLEM & PISEO. Summary The main objective of the Delphi4LED project (funded by the Ecsel European joint undertaking) is to develop a standardized method to create multidomain LED based design and simulation flow for the solid-state lighting industry. Tools and standards will be developed at various levels to enable … Continue reading LED Measurements and Variability Analysis

Blue light LED

« Blue light of LED »

Remind to the physics of light basics and its influences on human eye. Summary Since the publication of the French agency ANSES report on the health effects of LED lighting systems in 2010, each scientific publication on the subject, whose conclusions are somewhat “anxiety-induc-ing”, is taken over by the French media, who quick broadcasts alarmist messages. The last publication of INSERM in December 2016 did … Continue reading « Blue light of LED »

horticulture LED

Horticultural LED lighting

The 2016 horticultural lighting market (i.e. system level) represented a business of about US$3.1 billion, which should grow to approximately US$8.6 billion in 2022. A new Horticultural LED Lighting report: Market, Industry and Technology Trends was published on November 23, 2017 by Yole Development and PISEO. Through this new report on LED technology and market, the market research and strategy consulting company Yole Développement and its partner … Continue reading Horticultural LED lighting

flicker optique

Benchmark optical flickering of LED lamps

Discover the state of the art of optical flickering performance of commercialized LED lamps. Abstract : Optical flickering refers to the glittering, sparkling or even instability of light sources. It leads to uncomfortable situations and can even be harmful to sensitive people. Some indexes have been defined based on the temporal luminance fluctuations of the source. The “One Single Lighting Regulation”, a new European regulation … Continue reading Benchmark optical flickering of LED lamps