VIDEO: Solutions for LED Thermal Management 03 Mar 10
This video describes the advantages of using a CAD-driven simulation tool for the design of LED-based lighting systems. |
MAGAZINE: Direct or Indirect: That is the question for optical configurations 12 Oct 09
For optical designs, the choice of direct or indirect configuration is determined by a number of competing factors and by considering the priorities of the lighting solution, writes Andreas Bielawny. |
MAGAZINE: LED attributes for accurate modeling: An optical designer’s wish list
12 Oct 09
Design software provides much of the data needed for designing LED systems, but LED manufacturers should provide more detail to ease the designer’s job, says PATRICK LE HOUILLIER and MIKE ZOLLERS. |
Lumenova and Jenoptik enter into LED lighting collaboration 15 Sep 09
LED lighting manufacturer Lumenova and optical specialist Jenoptik have formed a strategic alliance to develop LED light engines and related products. |
Heptagon raises over $22m in new equity financing 20 Jul 09
Funding will allow the company to expand its capacity for products such as camera lenses and beam-shaping optics for LED applications. |
MAGAZINE: Injection molding technology creates quartz glass components for UV-LEDs 02 Jun 09
A sol-gel molding process can replace the time-consuming and expensive grinding and polishing steps required to produce customized quartz-glass optics for UV-LEDs, writes Michael Baer. |
MAGAZINE: LED system design improves with optical and thermal performance verification 02 Jun 09
The ability to quickly and easily produce accurate optical and thermal measurements for LED devices has a major positive impact on the system design process, says James Petroski. |
Dow Corning establishes silicone production unit in Korea 28 May 09
The Jincheon site will manufacture silicone intermediate materials and encapsulants for LED packaging applications. |
Canadian university gets Chair in optical design 04 May 09
Supported by industry and the Natural Science and Engineering Research Council, Quebec's Laval University has launched the Industrial Research Chair in Optical Design. |
Taking the heat out of LED fixtures
27 Apr 09
Heat sinks, heat pipes and synthetic jets are among the technologies being used by LED fixture makers to remove heat from their products and enable them to operate correctly, reports Francoise Von Trapp.
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Managing heat in power LED systems for optimal performance 27 Apr 09
When designing a solid-state solution with power LEDs, one cannot underestimate the importance of the thermal system design, as encapsulated in the phrase “Think Thermal First”. Rudi Hechfellner explains. |
Lightscape Materials secures $3m series A funding 27 Mar 09
The Sarnoff Corporation spin-off is developing phosphor products for LED lighting. |
Future Lighting Solutions to distribute LED optics from Khatod Optoelectronic
24 Mar 09
Khatod expects to add more than 50 new products to its current 690-SKU catalog this year, in part with Future’s assistance. |
WEB EXCLUSIVE: Enhanced protection for LEDs using Parylene
08 Dec 08
Parylene coatings ensure an even, conformal, lightweight coating that also penetrates into every crevice, regardless of how seemingly inaccessible. |
COMPANY PROFILE: Docter Optics
18 Nov 08
Docter Optics provides advanced projection headlights for automotive applications, as well as products and services that include precision glass components, optical systems, express glass and automotive solutions.
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TECH NOTES: Predicting the robustness of encapsulant epoxy for LED packages 17 Oct 08
This article presents work that has been done to generate a set of rules for selecting encapsulant epoxy without requiring a series of tests of reliability over time. |
Merck acquires phosphor manufacturer Litec-LLL GmbH 10 Jul 08
Litec is best known for its ortho-silicate materials, and Merck says the acquisition is further step to strengthen activities in innovative lighting materials. |
Osram Opto provides online LED ray data 30 Jun 08
Files that describe the emission pattern of light from LEDs and IREDs are now available online. |
Silicone lenses for LEDs resist UV and high-temperature operation 26 Jun 08
Plastic lenses can be degraded when coupled with very high-power LEDs, says Thomas Luce, but silicone materials offer a compelling alternative. |
Solving the system-level thermal management challenges of LEDs
26 Jun 08
Thermal management is critical to LED performance and life, so mechanical designers need to consider thermal issues from the earliest stages of the development process, writes John Parry of Flomerics.
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Intematix introduces packaged LEDs and arrays
13 May 08
Through its Taiwan-based subsidiary, Intematix is now offering a range of “chip-on-ceramic” packages and arrays.
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Intematix expands phosphor manufacturing capabilities 27 Mar 08
The acquisition of a phosphor manufacturing company in China will boost Intematix's capacity and give access to CFL and CCFL markets. |
Intematix awarded silicate phosphor patent 17 Mar 08
A new patent covers a range of yellow-green silicate phosphors with emission in the 500-575 nm range. |
LCP materials for power LED packages 25 Feb 08
Vectra LCP liquid crystal polymer materials from Ticona are used by Spectrum Plastics to create open-cavity packages for power LEDs. |
Illumination design software models LED color mixing 14 Dec 07
The use of illumination design and analysis software enables verification of the efficacy of color mixing of LEDs prior to product fabrication, saving time and expenditure, say Ryan Williamson and John Koshel. |
Polymer Optics Ltd is not closing down 04 Dec 07
The UK-based optical components manufacturer is thriving, although a subsidiary of Fujifilm with a similar name has closed down. |
Integrated metal substrates improve LED thermal management 19 Oct 07
Compared with standard FR4, integrated metal substrates deliver valuable thermal management improvements for LEDs, enabling higher light output and greater reliability, writes Nico Bruijnis. |
Spectrum Plastics adopts Ticona LCP for LED packages 03 Oct 07
Vectra liquid crystal polymer (LCP) materials from Ticona enable LED packaging from Spectrum Plastics to withstand lead-free soldering. |
Fusion Optix enhances in-house R&D and rapid prototyping 20 Sep 07
In-house prototyping capabilities will allow Fusion Optix to further develop LED systems and materials for lighting and displays. |
Hymite introduces silicon package for LEDs 16 Feb 07
Hymite has launched an LED package formed by micromachining a silicon wafer. |
Goldeneye granted wavelength conversion patent 30 Jan 07
Goldeneye has been granted a patent covering technology that enables wavelength conversion within light-recycling cavities. |
Hymite wins VC funding to support silicon packaging 11 Jan 07
Hymite has received over $11.5 million to support its development of compact silicon-based packaging for high-power LEDs. |
TECH NOTES: ThermaLynk LED packaging technology from Lynk Labs moves goalposts for LED packaging and assembly 01 Dec 06
Lynk Labs' latest patented technology breakthrough ThermaLynk continues to push the boundaries of LED application efficiency from die level to luminaire. |
