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In professional industries, such as the automotive or electronics industries, there are no detailed recommendations or instructions on how to measure the parameters of high power LEDs. Therefore, the recommendations of general lighting standards are applied and industry-specific measurement methods are developed. by Miko Przybyla | GL Optic Maintaining the right temperature Technical datasheets for [...]
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Road lighting has a particular impact on improving road safety, and it is the luminance measurement that determines the level of “brightness” of the road surface observed by the driver. In this article we will discuss how to use an Imaging Luminance Measuring Device for road lighting verification in accordance with current regulations. by Miko [...]
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A year from now, at the end of 2021, the new Commission Regulation EU 2019 2020 (Ecodesign) enters into force. The specific requirements for electrical equipment including LED light sources are changing. In addition to the new energy efficiency classes, completely new minimum requirements for flicker and the so-called stroboscopic effect are introduced. Lamp manufacturers, [...]
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I want to explain the issue of UV light before we start. UV radiation can’t be used for skin disinfection because it will damage the molecules and can cause serious health problems. Secondly UV light is not the best term for what we are going to discuss here. The light refers to the visual part [...]
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Recent events related to the coronavirus pandemic have resulted in a significant increase in the interest in UV-lamp disinfection. Thus, in the article below selected issues regarding UV LED measurements along with practical tips on the specifics of working with LEDs for special applications are discussed. by Miko Przybyla and Marcin Pelko | GL Optic [...]
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The quality of road lighting and the way in which urban spaces and public spaces are illuminated have been widely discussed in recent years in view of the increasing use of LED lighting, which is significantly different from traditional lighting systems with discharge lamps. New technology affects the change in the construction of the luminaire, [...]
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LED technology and its application in luminaires pose a new challenge for quantitative and qualitative evaluation of lighting, taking consideration of its influence on the comfort of performing visual tasks, on photobiological effects, and on photobiological safety. The field of LED lighting is in a particular way interpenetrated by issues related to the design, construction, [...]
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The use of modern LED luminaires in road lighting allows for significant energy savings and can be an opportunity to improve lighting conditions on illuminated road sections. Therefore, cities, municipalities and road managers decide to invest in modern lighting solutions. Optimal use of the advantages of the new LED technology and ensuring proper quality of [...]
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By Mikołaj Przybyła IES Member CIE Member| GL Optic Proper lighting plays a key role in creating the right lighting conditions for learning and working in schools and other educational institutions, providing visual comfort, safety and energy efficiency. However, it is not enough to replace old luminaires with modern ones. What should be done to [...]
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Flicker and Stroboscopic Visibility Measure (SVM) to be introduced by the revised Ecodesign Regulation for light sources by the end of 2019. Evaluation and measurements of optical flicker is a new task for electronic developers who provide solutions for LED lighting applications. When new drivers, power supplies or dimming electronics is purchased or designed, engineers [...]
