LED professional
LED professional is a trade publication for lighting professionals, covering LED and solid-state lighting technology for engineers, designers, specifiers and manufacturers worldwide.
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Latest posts
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Cree LED Debuts JK5050B 6V LED for Outdoor Lighting
The new Cree LED J Series® JK5050B 6V D Class White LEDs are designed for high-output indoor and outdoor lighting, including street lights, parking-lot luminaires and parking-deck fixtures.
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TALQ releases Edition 5 Tender Template for smart outdoor lighting
The TALQ Consortium has released Edition 5 of its free smart street lighting tender template. Available in seven languages, it introduces two new DALI D4i TALQ Zhaga Profiles, helping cities specify interoperable, future-proof lighting networks with seamless communication.
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Registration opens for Light + Intelligent Building North America 2027
New event brings lighting and building technology professionals together in Las Vegas, with a pre-conference March 15 and exhibition March 16–18.
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Seoul Semiconductor ends need for rare earths in white LEDs
Seoul Viosys has begun mass production of WICOP 3, a white micro LED as small as 10 µm that requires no rare earth elements. The packaging-free technology aims to reduce costs and environmental impact while opening new opportunities in compact lighting, augmented reality, and…
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CIE publishes Technical Report CIE 259:2026 on visual ergonomics for display equipment
The CIE has published Technical Report CIE 259:2026, "Visual Ergonomics, Lighting and Visual Display Equipment" (ISBN 978-3-902842-81-7, DOI 10.25039/TR.259.2026). The report updates guidance on display screens, reflecting advances in display and computing technologies and…
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DALI Part 151 certification reaches products, targets surge protection for outdoor lighting
DALI Part 151 has moved from specification into certified products, giving manufacturers a defined framework for surge protection of DALI control devices exposed to induced electrical transients in outdoor lighting.
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Tresky eliminates the need for an optical beamsplitter during DIE bonding
Tresky GmbH has developed a digital beamsplitter that replaces traditional optical components in die bonding systems by digitally merging camera images. The software eliminates light loss, reflections, and mechanical alignment challenges while maintaining full resolution and…
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Rehm thermal systems receives 2026 Mexico Technology Award for RDS UV LED
Rehm Thermal Systems won a 2026 Mexico Technology Award for its RDS UV LED curing system, recognized October 7 during SMTA Guadalajara. The system uses a stationary-exposure concept with a 500 × 500 mm UV LED panel divided into four independently controllable segments, offering…
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Acuity announces agreement to acquire Parameter Technologies
Acuity Inc. has entered a definitive agreement to acquire Parameter Technologies for $675 million. Parameter provides leak detection, environmental and battery monitoring solutions for data centers, supporting the shift to liquid cooling. The company is expected to deliver about…
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PLUTA provisional administrator seeks investor for LED specialist lichtline
PLUTA Rechtsanwalt Peter Roeger has been appointed provisional insolvency administrator for lichtline GmbH after the company filed for insolvency due to liquidity problems from declining sales. The business continues to operate with 27 employees whose wages are covered by…
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Oxford analysis finds circular lighting approaches deliver benefits in 74% of projects
A Signify-supported analysis by the University of Oxford and Academics for Circular Economy examined 50 circular lighting projects. Of these, 37 reported financial benefits, while 36 achieved energy savings, with a median reduction of 59.5%. The study emphasizes upgrading and…
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A world first on the Audi Q9: digital OLED panel with a curved design
The new Audi Q9 introduces the automotive industry's first three-dimensionally curved digital OLED panel, enabled by ultra-thin carrier glass (0.1 mm) that allows a bend radius up to 200 mm. Third-generation digital OLED technology comprises 512 segments across six panels,…
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DigiKey to invest $100M in PDC and order management expansion
DigiKey will invest $100 million over the next 18 months to expand its global Product Distribution Center (PDC) in Thief River Falls, Minnesota, and to upgrade its Order Management System (OMS). The capital will fund additional high-volume picking capacity, automated multi-line…
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The aging eye and its influence on melanopic effects
Kevan Shaw, Lighting Consulting and Founder of KSLD. As the owner and operator of a pair of significantly aging eyes I have a considerable interest in how this effects my visual and non visual relationship with light. As a lighting designer who has been active for 50 years, I…
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Beyond tunable white: spectral control for circadian lighting in healthcare
Xavier Denis, Head of Technical Support and Technical Marketing at Nichia Europe. For readers working with Human Centric Lighting (HCL), the broad principles will be familiar. Light exposure impacts more than visual performance. Healthcare is an application where its timing,…
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UK now allows approved LED replacement bulbs in MOT tests
From 14 October 2026, MOT testers must accept ECE approved LED replacement (LEDr) bulbs fitted in compatible halogen headlamp units on class 3, 4, 5 and 7 vehicles. The change does not apply to class 1 and 2 motorcycles, halogen units converted for HID bulbs, or full LED…
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HATO acquires Agrilight activities for cattle farming
HATO has acquired Agrilight’s cattle-farming activities, integrating two specialists in livestock lighting. Agrilight will remain a recognised brand while gaining support from HATO’s broader lighting expertise and global network. The acquisition aims to preserve the trust…
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How designers can plan for biologically effective light
Biologically effective lighting goes beyond luminaire selection, requiring a holistic approach that considers daylight, occupant behavior, lighting controls, and interior materials. In an interview with interiors+sources, Robert Soler, Founder and Chief Scientist of BIOS…
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Avilés tender closes next week: €8.4M street lighting renewal across five lots
The City of Avilés in Asturias, Spain, is seeking bidders for a full renewal of its municipal street lighting, worth about €8.4 million excl. VAT. Tenders are due on 28 October 2026 at 13:00 CET. The project is funded through Spain’s National Energy Efficiency Fund (IDAE) and…
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Prof. Shuji Nakamura's blueprint for a brighter tomorrow
In his commentary, Nobel laureate Prof. Shuji Nakamura outlines a vision for lighting that combines energy efficiency, smart controls, Li-Fi, and human-centric design. He explores how innovation can support health, productivity, and sustainability while making technology more…