New LED Design Drops the Droop

An international research team has produced an all-perovskite tandem solar cell with exceptionally high open-circuit voltage and efficiency. The prototype device demonstrates the potential of...

Technologies like integrated signal distributing, processing, and sensing networks require basic optical elements such as waveguides, splitters, gratings, and optical switches to be miniaturized....

Devices such as solar cells, transistors, detectors, sensors, and LEDs are made with semiconductor materials that have charge carriers that are released when the carriers are hit with light. ...

University of California, Santa Barbara (UCSB) researchers led by John Bowers have developed a quantum-dot (QD) mode-locked laser that allows amplitude-modulated (AM) and frequency-modulated (FM)...

The LUX 3030 and 2835 from Luminus Devices are LEDs with KSF narrow-band red phosphor technology. The LEDs deliver a 120° typical viewing angle and minimum 90 color rendering index (CRI) with a...

The GP-CVM600P series of 600-W LED constant voltage drivers from GlacialPower include nondimming, 3-in-1, and DALI-2 dimming versions. The direct-current output voltages include 12, 24, 36, 48,...

The TUBELED_40 II RGB-W from LED2WORK Inc. is a LED machine light that can serve as a hybrid or signal generator for machinery, industrial equipment, and logistics applications. The LED’s...

NewDEL™ fiber-coupled LED sources from LumeDEL LLC offer high brightness from the deep-UV to NIR for medical, biotech, and industrial applications. The devices are replacements for lasers...

In the beginning, automated inspection focused on the camera and optics, the algorithms, the interface hardware and the processor. Only rarely was attention paid to the lighting system or lighting...

High-brightness LEDs have found their way into applications such as signs and displays, cell phone flash modules, automotive lighting and general illumination. Some applications, however, such as...

The use and importance of colorimetry has grown in unison with the increase of global manufacturing and processing. When plastic automotive trim produced on one continent must match a painted metal...

An integrating sphere’s function is to spatially integrate radiant flux (light). However, before one can optimize a sphere design for a particular application, it is important to understand how...

The optoelectronic properties of an OLED device are mapped using an RMS1000 Confocal Raman Microscope in spectral and time-resolved photoluminescence and electroluminescence imaging modes. These...

Answering some common questions new users of optical design and analysis software have are “How accurate are the results?” or “Can I trust the results I get?” and discussing the importance of...

The Lumispot Tech LSP-LRS-0310F is a compact and lightweight laser rangefinder module, notable for being the smallest of its kind, weighing only 33 g. It is a highly precise tool for measuring...

The ISO 10110 & material cheat sheet assists optical designers in specifying their optical prints according to the ISO 10110 optics drawing standards. This cheat sheet comprises two sections, namely...

Light can be used to understand, study, and spectroscopically characterize the many components that may exist in water. Stephanie Butron and Eric Mesa of Hamamatsu Corp. discuss the various markets...

Today's AR/VR/MR, collectively XR, developers and manufacturers are working with a wide array of devices such as headsets, helmets, goggles, and smart glasses. New technologies and innovative optics...

A new generation of visible laser light sources is being developed to enable advanced optical control through the use of miniature optics and reflectors, high-efficiency fiber optic transport, and...

The world we live in is changing rapidly and technologies are emerging to adapt to this dynamic landscape. One such emerging and quickly evolving technology is Vertical Cavity Surface Emitting Laser...

A GaAlAs laser is a type of semiconductor laser diode that emits light in the near-infrared region of the electromagnetic spectrum. It is composed of layers of gallium, aluminum, and arsenic, hence...

A fiber-coupled LED (light-emitting diode) refers to an LED device that is optically coupled to an optical fiber for the purpose of efficient light transmission. In this configuration, the LED serves...

Optoelectronics is a branch of electronics that focuses on the study and application of devices and systems that use light and its interactions with different materials. The term "optoelectronics" is...

An infrared light source is a device that emits light in the infrared spectrum, which lies beyond the visible spectrum of light. Infrared light has longer wavelengths than visible light and is...

In this month's Light Matters Extra, we take you to the Quantum Photonics Laboratory at MIT run by Dr. Dirk Englund. Dr. Englund's group, the Quantum Photonics Group, is made up of postdocs and...

On this month's episode of Light Matters, we take you to the South by Southwest (SXSW) Trade Show in Austin, Texas, as new photonics innovations hit the show floor of the Austin Convention Center....

On this month's episode of Light Matters, we introduce you to a green energy company that is transforming China's national treasure — the giant panda — into panda-shaped solar farms. We also bring...

On this month's episode of Light Matters, we take you to central Massachusetts as Worcester Polytechnic Institute and Quinsigamond Community College take on a comprehensive joint photonics laboratory...

The LaCroix name is synonymous with quality precision optics. Since 1947, three generations of family leadership have guided LaCroix Precision Optics to become the premier precision optics...

Excelitas Technologies® Corp. is a leading industrial technology manufacturer focused on delivering innovative, market-driven photonic solutions to meet the illumination, optical, optronic,...

Baumer Group is a manufacturer of sensors, encoders, measuring instruments, and components for automated image processing. Baumer combines innovative technologies and customer-oriented service into...

Teledyne DALSA is a part of Teledyne’s Vision Solutions group and a leader in the design, manufacture, and deployment of digital imaging components for machine vision. Teledyne DALSA image...