LED Components News

Unusual lens makes narrow beams from CoBs

 Yet again, I was asleep when an innovative optic first appeared. This one is a TIR collimator inside a collimator, intended to get fairly narrow beams from CoBs. Sized for fitting in PAR20s and called FNL-N1-75-R, it is a 75mm diamater by 32mm monster from Fraen, described…

Read More

Better photos of Cree light guides

Cree has got in touch to send some closer photos of the new light guides it is using in its own-brand LN (office) and IG (garage) luminaires. Electronics Weekly has requested more information on what makes the technology unique.     &nbsp…

Read More

For Museums and retail

For Museums and retail, Ledil’s 700 Olivia-S is designed to produce beams with typical FWHM of 15-20°, subject to the LES size (up to 19mm). ‘S’ is for spot, and it will soon be joined by some wide beam versions. Fresnel/folding optics keeps height below 23mm…

Read More

Lumileds 6.5mm CoBs reach 1,100 lm at 110 lm/W

Lumileds has pushed up the power of its 6.5mm diameter emission CoB leds, aiming them at PAR, GU10 and MR16 lamps. Called ‘109’ CoBs, they are part of the firm’s 12x15mm Compact CoB family, this time specified at 250mA (35.5V nominal 1.5°C/W).  Others 12x15mm…

Read More

Etendue giving you trouble?

A single die led that can deliver over 100,000cd running at 10W from a 50mm diameter optic has been announced by Cree. It is a lens-less version of its 3.45 x 3.45mm XP-L – with lens-less designs generally trading a little efficacy for intensity.  Efficacy…

Read More

Luminus chases ceramic metal halide

Luminus want a slice of retail lighting with its XH series CoBs. Right now I am struggling to find much more information. What I have is on the Electronics Weekly news site. If you are at Lightfair, I suspect Luminus will tell you all you need to know. &nbsp…

Read More

No-solder package will approach 150 lm/W

It is not often you hear of a new packaging concept for LEDs. Three days ago Litecool of Sheffield got patents for an adhesive-backed one – that can be pick-and-placed straight onto a heatsink. Carclo 10mm lenses can be places straight on top. Not only that, but it…

Read More

850nm IR output climbs to 1.3W

Osram has increased the output of its Oslon Black 850nm  infra-red LEDs for the second time in six months. Aimed at security camera illumination, SFH 4715AS can deliver 1.34W of IR at 1A (at 3.2Vtyp) with a +/-45° beam angle. The package remains 3.85 x 3…

Read More