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Latest Sodium-vapor lamp Stories

2012-03-27 23:03:11

Valoya Ltd, a leading provider of LED lights for horticultural use, was chosen by the University of Helsinki, Finland, for their strawberry cultivation without sunlight. Helsinki, Finland (PRWEB) March 27, 2012 Researcher Dr. Timo Hytönen and his research team at the University of Helsinki tested several artificial light sources for improving vegetative growth and flowering of wild strawberries. The LED lights from Valoya Ltd were among the tested products and proved to be superior in...

Exposure To 'White' Light Suppresses Melatonin
2011-09-12 09:39:25

  Exposure to the light of white LED bulbs, it turns out, suppresses melatonin 5 times more than exposure to the light of High Pressure Sodium bulbs that give off an orange-yellow light. "Just as there are regulations and standards for 'classic' pollutants, there should also be regulations and rules for the pollution stemming from artificial light at night," says Prof. Abraham Haim of the University of Haifa. "White" light bulbs that emit light at shorter wavelengths are greater...

2011-08-06 00:00:30

LED Lighting manufacturer Evluma announces plans to expand its product line beyond the popular 40W & 50W outdoor dusk-till-dawn Clearlight and intends to enter the indoor lighting market with a dimmable LED PAR 64 ceiling light designed for use in ballrooms and conference centers. Prototypes of the PAR 64 LED lamp, plus a Clearlight horticultural lamp, a low pressure sodium equivalent lamp, and an acorn fixture LED Retrofit with multiple mounting options were demonstrated at The LED Show...


Word of the Day
penuche
  • A fudgelike confection of brown sugar, cream or milk, and chopped nuts.
'Penuche' is a variant of 'panocha,' a coarse grade of sugar made in Mexico. 'Panocha' probably comes from the Spanish 'panoja, panocha,' ear of grain.
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