Gas discharge lamps, this meaning lamps using the principle to make a gas electrically conductive and thereby light emitting, are a relatively old technique. Especially fluorescent lamps represent a very widespread lighting system. It is not possible to apply the line voltage directly to such lamp, be it AC or DC, a higher or a lower magnitude. Traditionally these lamps have always been operate...

The global vegetable market demands rigorous quality analysis of potato crops to define their reasonable price. Highly accurate machine learning-based automated defect detection systems are necessary for this rising market. On the other hand, artificial illuminating lamps used in these learning decisive determining accuracy. Artificial should provide a perception color that is as similar possib...

Over the past 5 years, Hungary has experienced one of the most remarkable market successes in a key energy-efficiency technology: compact fluorescent lighting. While market shares of compact fluorescent lamps (CFLs) were negligible half a decade ago, today residential CFL market penetration exceeds that in many industrialised economies, ranking Hungary among the eight countries in Europe with t...