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RS Components is stocking SunPlus 2835 horticultural leds form Lumileds – devices whose output spectra are optimised for different plant growth applications – particularly to improve crop yield, either by complementing or replacing natural sunlight. The devices are binned and tested for photosynthetic photon flux (PPF), which determines the amount of photosynthetically active radiation (PAR) ...

This story continues at RS stocks Lumileds’ SunPlus 2835 for horticulture

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Ledil emphasises “sharp cut-off and minimised spill light providing high contrast between highlighted objects and their surroundings, ideal for non-glare retail lighting”, for its Carmen-90 narrow-beam (nominally ~10°) optic for CoBs with light emission diameters up to 14.5mm. It is 90mm in diameter, and includes an attached mechanical interface (so no enveloping holder) to mate with combined CoB ...

This story continues at Little spill from narrow architectural and retail optic

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Why has Plessey gone to the trouble of creating a GaN-on-Si micro-led display process that emits green? Intensity and efficiency are the reasons, according to the firm’s director of micro-led applications Clive Beech. The firm’s original technology, which started life in the University of Cambridge, builds InGaN quantum wells over a silicon substrate using over ...

This story continues at Why has Plessey developed a native green led microdisplay?

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CEL of Santa Clara has announced a family of deep ultra-violet (UV-C) leds for sterilisation and disinfection. The wavelength is 275nm, “which is a particularly effective wavelength in the UV-C spectrum at killing bacteria for sterilisation applications”, claimed the firm. Long working life is claimed – for example, the 3mW output version (25mA input) should ...

This story continues at Deep UV leds for sterilisation and disinfection

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Osram has got into wearable electronics, with red and white illuminated wires that slip into outdoor wear to make users more visible on the road. The light module has a driver with a micro controller and four leds: two white for the garment front and two red for the rear. “We couple the light of the ...

This story continues at Washable wearable safety lighting

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Lights are the most prevalent electrical components in any commercial building, and that makes them the most logical devices for smart building sensors, according to Russ Sharer, vice president of global marketing and business development at Fulham. “In new construction you can plan to use standalone smart building control sensors, but only 8% of commercial ...

This story continues at Smart buildings can be a leading light in the IoT

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Devon-based Plessey has launched another Hyperion-branded horticultural product line – this time a luminaire to spread light at leaf level – to complement its horticultural down-lighter. “Placing lighting within the canopy of high wire plants is an energy efficient way to increase light levels and yields in greenhouses that already have supplementary top lighting,” said ...

This story continues at Plessey adds leaf-level lighting for horticulture

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For pendant or wall use, Hong Kong-based Candelec has announced Ring300 and Ring400 – 300 and 400mm in diameter respectively. Both have 100-240Vac inputs, consuming 25 or 35W respectively and emitting 1,750 and 2,835 lm in warm white form. They also come in cool white, with an increase in lumens. Colour rendering index is >80, ...

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Over Bluetooth, this luminair’s beam can be adjusted from <10° to 50°, flowing fluidly through all the all points in between, according to manufacturer Formalighting. Development was with beam shaping specialist LensVector and wireless firm Casambi. Direction (pan and tilt), intensity and colour temperature are also adjustable, in what is to be called Moto-Ola Track. ...

This story continues at Luminair has Bluetooth-controlled variable beam-shape, direction, and…, and…

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Lumileds has introduced a line of leds for plant growth rate and crop yield  for plants and vegetable. Called Luxeon SunPlus 2835, “growers can choose a specific colour point using Purple or Horticulture White leds, or design a spectrum using the Deep Red, Far Red, Lime and Royal Blue emitters”, according to the firm, which ...

This story continues at Lumileds aims at horticulture, and bins to PPF

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