Electronics Weekly.com"> Colour rendering index - LEDs versus incandescents - LED Luminaries

Colour rendering index - LEDs versus incandescents

LEDs are further challenging incandescents - a lighting product has been announced with a colour rendering index (CRI) of 92, putting it amongst incandescents for colour quality.

"The LRP-38 generates a CRI of 92 at a colour temperature of 2,700K. The tightly-focused beam delivers a centre beam candlepower of 4,000 with a beam angle of 20 degrees," said Cree. "This light is designed to replace 50-90W halogen PAR38 bulbs in various applications."

Input power is 12W - with the firm claiming a total delivered minimum efficacy of 42 lm/Watt.
The lamp is designed to last 50,000h in open track fixtures or 35,000h recessed down lights.

Applications are expected where good colour reproduction is required: in supermarket produce displays, department stores, and museums.

Read LEDs challenge incandescents in colour rendering


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Author Profiles

Gordon Routledge
Gordon Routledge is one of the original pioneers in LED illumination having worked with LEDs in illumination applications since 1996. Currently VP of Illumination at Dialight, Gordon founded Lumidrives in 2001, having previously been managing director at ACDC Lighting Systems. Gordon has a degree in Electrical & Electronic Engineering from university of Manchester Institute of Science and Technology.

Alistair Winning
Since graduating in Electronic Systems from the University of Paisley in 1997, Alistair has worked in the electronics design publishing industry. He has held various jobs in both journalism and PR/marketing including editor of Electronic Engineering Design and Embedded Systems Engineering and Account Manager at JDK Marcom. He is now working as Editor for Premier Farnell and recently launched its in-house technical magazine, Technology First.

Ian Bryant
ian bryant.jpgIan Bryant is Business Development Manager LED Division at Carclo Technical Plastics. He has worked on and off at Carclo (Formerly Combined Optical Industrial) since leaving school. He has worked through the company from Toolmaking to starting the company on the road of LED optics business some 6-7 years ago, starting with a standard range and more in line with the business of custom optics. In between all this he has worked in engineering and as a works Director for a hydraulics company but kept getting pulled back to the optics industrial. We are able to offer the full solution from idea to parts so have a very good understanding on what is needed. You will see some posts from our design team also under my name.

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This page contains a single entry by Alun Williams - Electronics Weekly.com published on May 26, 2009 1:29 PM.

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