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The reason to create this article was the need to make a methodology which would enable verifying not only lighting systems of public lighting but also measuring groups, which make these measurements. The methodology is suitable especially for administrators of big lighting systems of public lighting because it can verify for them qualitative and quantitative light-technical parameters of new lighting...
Pedestrian crossings are one of the most dangerous places on the road, so it is important to pay close attention to their design. At present, the greatest emphasis is mainly on the lighting, which is not always realized in accordance with applicable rules and regulations. On the lighting crossings are used different types of lamps with different types of light sources that are used to light problematic...
A significant share of total electricity consumption at home is lighting, which can use up to 15% of total consumption. But it is possible to achieve significant savings if we choose the right light sources. Every room in the house or apartment has different requirements for light, and also different light sources have different light properties. Correct selection of sufficient and energy-saving lighting...
The aim of this paper was to compare the results measured using the UGR method of computer programs and practical implementation. The reason for this comparison is newly deployed LED luminaires. For LED luminaires may happen some applications to the user's subjective complaints of glare, although calculations for project documentation meet the conditions for glare reduction. The basic problem is a...
Today, except to boards that can be written with chalk or marker, used an interactive whiteboard. Interactive whiteboards are used in all types of schools, from elementary schools to universities. People perceive most of the information through the eye. The eye of is mainly perceived contrast. The aim of this study is to compare the photometric properties of interactive whiteboards and compare them...
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