Opto-Electronics


Latest Articles

Reference design for 16x16 LED displays
7 September 2016, CST Electronics
LEDs continue to dramatically transform signage and lighting. However, often LED displays today are 8x8 and cannot communicate many international alpha-numeric characters. The MAXREFDES99# reference design ...

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Vision sensors for process inspection and quality control
7 September 2016, Actum, Test & Measurement
While still in its infancy, visual inspection and profiling systems are fast becoming accepted as global best practice in process inspection and quality control. An example of this technology is the ...

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Mini spectrometer for colour measurement
7 September 2016, Hamamatsu Photonics UK
Hamamatsu Photonics introduces the new TF series mini-spectrometer for colour measurement applications: the C13555MA. This USB-powered polychromator contains optical elements, a driver circuit and a ...

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Potting protection for outdoor LED video walls and signs
10 August 2016, Editor's Choice
With the move into the digital age, outdoor signs and video walls are becoming more and more common. Nowadays, these electronic signs can be seen in stadiums, as street billboarding or advertising on ...

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Optical sensor for gesture recognition
10 August 2016, EBV Electrolink
From Analog Devices comes a new optical sensor for gesture recognition, which improves sensing accuracy and reliability over existing solutions by measuring a subject’s position, proximity and gestures ...

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LED modules for outdoor lighting fixtures
10 August 2016
New from Lumileds comes the Luxeon XR-TX module, incorporating 12 Luxeon TX high-efficacy LEDs to produce 3300 lumens and 140 lm/W at nominal drive conditions (current of 700 mA, 85°C board temperature ...

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Breakthrough in producing colour e-paper
10 August 2016
E Ink announced a breakthrough in electrophoretic display (EPD) technology, enabling it to produce full colour at every pixel and without the use of a colour filter array (CFA). This marks a significant ...

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LED arrays
10 August 2016, Altron Arrow
The second generation of Cree’s CXA LED arrays deliver up to 33% higher efficacy than the first generation, in the same form factors. Utilising elements of the Cree SC5 technology platform, this improvement ...

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Photo interrupter for non-contact sensing
10 August 2016, Electrocomp
Everlight Electronics’ new ITR1502 reflector type photo interrupter can sense an object and give a signal response at a long distance of 4 mm (in contrast to a typical distance sensing range of 0,5 to ...

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New phosphor promises better, cheaper lighting
10 August 2016, Electronics Technology
Researchers from KU Leuven, the University of Strasbourg, and CNRS have discovered a new phosphor that could make next-generation fluorescent and LED lighting even cheaper and more efficient. The team ...

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Laser ranging sensor
10 August 2016
The VL53L0X from STMicroelectronics is a time-of-flight (ToF) laser ranging module housed in the smallest package on the market today. Unlike conventional technologies, it is capable of providing accurate ...

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Drivers for LED bulbs and tubes
13 July 2016, MB Silicon Systems, Power Electronics / Power Management
Power Integrations announced its LYTSwitch-1 single-stage, non-isolated buck topology LED driver IC family. Featuring a very compact footprint, the IC enables the design of LED bulbs and tubes with high ...

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TRIAC-dimmable LED drivers
13 July 2016, MB Silicon Systems, Power Electronics / Power Management
Power Integrations announced its LYTSwitch-7 single-stage, non-isolated, TRIAC-dimmable, buck topology LED driver IC family. Capable of delivering up to 22 W without a heatsink in a very small SO-8 footprint, ...

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Panel mount indicator
15 June 2016, Mimic Components
VCC has launched a 3 mm diffused LED indicator with a robust body and round protruding LED position that offers a viewing angle up to 50 degrees. The L63 series achieves full brightness in microseconds ...

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Chemical compatibility of LEDs – Part 2
15 June 2016
The first part of this article ran in the 18 May 2016 issue of Dataweek.       Encapsulation discolouration Encapsulations protect the LED chip and lead frame against certain external stresses, or act as ...

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Electronic paper display
15 June 2016, Electrocomp
From Pervasive Displays comes a 2,15” a-Si, active matrix TFT, electronic paper display (EPD) panel with a high enough resolution (110 dpi) to easily display fine patterns. Due to its bi­stable nature, ...

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Third generation lighting LED from Cree
15 June 2016
Cree has introduced the third generation of its XLamp XPG platform, boasting performance of more than 205 lumens per Watt (LPW). This gives the XP-G3 generation 31% more lumens and 8% higher lumens per ...

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Chemical compatibility of LEDs – Part 1
18 May 2016
Compared to conventional light sources such as incandescent and halogen lamps, LEDs are widely known for their energy efficiency and robustness, along with an extremely long operating life. In application, ...

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Will OLED lighting eventually disrupt or fade away?
18 May 2016, Editor's Choice
OLED (organic light emitting diode) lighting technology has faced a difficult challenge since its very beginning, in the shape of inorganic LEDs. The challenge was that LED lighting got there first and ...

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LED for CO2 measurement
18 May 2016, Hamamatsu Photonics UK
A new infrared detector from Hamamatsu Photonics – the L13201MA LED – emits at 4,3 μm, the ideal wavelength for measuring CO2 via the scattering/ absorption spectroscopy method. Offering radiant flux ...

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