IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. As knowledge of materials and ...

FOR the lighting of tennis courts it is essential that there should be complete freedom from glare and that the light should have a high speed of discrimination. In Philips Technical Review (Eindhoven ...

When consumers visit garden centers in spring they will most likely buy flowering plants that are ready for their home gardens. To satisfy consumers' wishes, producers start growing crops far in ...

More than 105 million high-intensity discharge (HID) lamps, ranging from 20W to 2,000W in size, are now in use in a broad range of interior and exterior applications in the United States. HID lighting ...

The current price for 8-meter LED street lamps is three times higher than comparable high pressure sodium lamps, which are priced at NT$6,000 (US$186), but the total cost of high pressure sodium lamp ...

Bedding plant seedlings were grown at 21C under ambient solar light and supplemental lighting from either high-pressure sodium lamps or LED arrays with varying proportions of red:blue light. Seedling ...

NEMA’s sodium vapor high-intensity discharge (HID) lamps shipment index declined for the fourth consecutive quarter on a year-over-year basis, NEMA’s sodium vapor high-intensity discharge (HID) lamps ...

Hyperion high-power horticultural LED grow lights from Plessey provide supplementary lighting in greenhouses, while achieving a 40% energy savings compared to equivalent 600-W and 1000-W sodium grow ...

Over the next 3 months, Brihanmumbai Electricity Supply and Transport (BEST) will buy 1,350 new sodium vapour lamps for Mumbai roads In January this year, the Brihanmumbai Electricity Supply and ...

Chennai Corporation has replaced the sodium vapour high-mast lamps at the Pantheon Road junction near the Police Commissioner's Office with the energy-efficient induction lamps. Officials of the ...