LED characterization instruments – SSLnet Only

Osram Opto to Coordinate FLINGO Project

Osram Opto Semiconductors has announced the launch of the FLINGO project to develop new materials particularly layers and processes to improve the durability and efficiency of LEDs. The company will serve as project coordinator working with four partners from research and industry. Osram Opto Semiconductors says that it is collaborating …

Read More

UL Qualifies Samsung’s LED Test Lab

Samsung Electronics Co., Ltd. of Seoul, South Korea, reported that UL (Underwriters Laboratories) has qualified Samsung’s test lab for LED packages and modules. UL (Underwriters Laboratories) is a widely-recognized global safety science organization. The qualification allows Samsung to operate the UL Total Certification Program (TCP), which is one of the …

Read More

Osram Solves Color Perception Issue in XY Color Diagram

Osram claims to have solved an issue with white light perception that has confounded lighting designers for 85 years. White LEDs can have exactly the same color coordinates within the CIE 1931 2-degree xy color diagram, but can look different to an observer. 
According to Osram, this problem is caused …

Read More

New Method for Measuring Efficacy of LEDs Reduces Measurement Uncertainty Compared to Photometers

Researchers from Aalto University and VTT Technical Research Centre of Finland have developed a more accurate method of measuring the luminous efficacy of LEDs. The researchers say that the new method may be able to reduces the relative uncertainty in the measurement from about 5% today to approximately one percent …

Read More

Litecool Opens Packaging Lab

Litecool of Sheffield UK has opened a new clean room facility. The company says it intends to use the new facility to research, develop, prototype, and test new LED packaging technologies.  The laboratory the equipment required to mount bare LEDs into arrays, COBs, and packages. Litecool says the lab with …

Read More

Lumileds Claims Luxeon 3535L Mid-Power LEDs Exceed All Known Light Fixture Lifetime Specifications

Lumileds reported that its Luxeon 3535 L has completed 10,000 hours of its LM-80 testing. The 10,000-hour testing was at 55˚C, 85˚C, and 105˚C. The company says that the LED exceeded lumen maintenance requirements of the U.S. Environmental Protection Agency’s ENERGY STAR® program. Also, the LED exceeded the performance qualifications …

Read More

Group Demonstrates In-situ Photoluminescence Measurement System Within MOCVD Reactor

Laytec collaborated with Professor Dirk Rueter´s group at University of Applied Sciences Ruhr West to demonstrate the first quasi-continuous real-time photoluminescence study of growing InGaN LED structures inside an MOVPE production reactor. Room temperature wafer-based photoluminescence (PL) measurements are known to offer excellent predictors of the emission wavelength and intensity …

Read More

Saelig Improves Self-Calibrating LED Reference Luminance Standard

Saelig Company, Inc. of Fairport, New York USA, has announced improvements in the patent-pending GL OptiLight LED 127 – an integrating-sphere-based uniform source that provides compact, comprehensive test system. A patented, multilevel procedure calibrates every LED light source and stores the spectral properties in the unit’s electronic controls. The device …

Read More

Gigahertz Optik has introduced the BTS2048-VL BiTec Sensor Light Meter

Gigahertz Optik has launched the BTS2048-VL light meter. The BTS2048-VL is for photometric, radiometric, spectral-radiometric and colorimetric measurements. It has a BiTec light sensor. The light sensor combines the special properties of a silicon photodiode with those of a back-thinned CCD diode array. The BiTec sensor ensures extremely precise photometric …

Read More

ITRI Introduces System that Reduces LED Thermal Testing Time by More Than 90 Percent

Industrial Technology Research Institute (ITRI), Taiwan’s largest high-tech research and development institution, has introduced its In-Line Compact Thermal Analyzer (ICTA) Technology. The automatic thermal analyzer, ICTA offers a measurement speed of 12,000 LEDs per hour. According to ITRI the ICTA automatic thermal analyzer reduces each LED’s component thermal resistance testing …

Read More