Making the light right for LEDs

The development of light-emitting diode (LED) lighting has been a great success story of our times. LEDs are nearly ideal light sources that have largely replaced other lighting technologies, except...

High resolution and high definition are key to delivering a realistic visual experience in augmented reality (AR) and other immersive technologies. Inexpensive micro-LEDs that enable full-color...

With the advent of the IoT, there is increased need to display large amounts of information to people quickly and without distortion in all types of lighting conditions. Though transmissive and...

A team from the National Institute of Standards and Technology (NIST), the University of Wisconsin-Madison (UW-Madison), and Argonne National Laboratory have 3D-printed a variety of stainless steel...

The New Energy Light Module (NELM) from New Energy is built with CREE LEDs and is a replacement for the discontinued CREE LED LMH2s. A solution for area illumination and commercial lighting spaces,...

The series of colored LEDs from ams OSRAM are RGB versions of the previously released OSTAR® Projection Compact LEDs. Using a 2-mm² chip, the LEDs have a high luminous output, with the...

The OSTAR® Projection Power LE xx P1MS/AS LEDs from ams OSRAM are made for use in mini projectors and are based on 0.33-in. digital light processing imagers. Available in blue, amber, deep blue,...

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,...

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...

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...

As recently as five years ago, shopping for a microscope light source was fairly straightforward. For routine applications, it was tungsten halogen, typically 100 W, while for fluorescence, it was an...

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 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...

Discover the power of light guides with our free whitepaper! Learn about total internal reflection, surface features, and performance parameters with ease. Elevate your expertise and stay ahead in...

In this white paper, Dr. Iain Johnson, Lumencor’s Director of Technical Support, tests Lumencor’s laser-based CELESTA Light Engine for consistency, power, and stability using continuous wave...

Presenters: Professor Stephen Boppart The Future of Healthcare With Optical Biomedical Imaging A medical doctor and professor at the University of Illinois, Boppart's...

This event is supported by the European initiatives presented and is moderated by EPIC, the European Photonics Industry Consortium. The European Commission is helping companies access the...

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...

Discover the latest trends in spectroscopy. Join us April 12-13, 2022 at the Photonics Spectra Spectroscopy Conference! The publishers of Photonics Spectra invite you to attend a free virtual...

Gallium nitride-based light-emitting diodes (GaN-based LEDs) are semiconductor devices that emit light when an electric current passes through them. These LEDs are constructed using gallium nitride...

Silicon carbide (SiC) light-emitting diodes (LEDs) are semiconductor devices that emit light when an electric current is applied to them. These LEDs are made using silicon carbide as the...

A halogen lamp, also known as a tungsten halogen, quartz-halogen, or quartz iodine lamp, is an incandescent lamp that uses a tungsten filament surrounded by a small amount of halogen gas, such as...

An electric arc that is formed in mercury vapor through which an electric current flows. The intensity of the illumination of the arc depends mostly on its design and the conditions under which it...

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....

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...

In this month's Light Matters Extra, we give you an in-depth look at the relationship between researchers and scientists at the University of California Davis, and surgeons and clinicians at nearby...

In this month's Light Matters Extra, we take you to the grand opening of the Price Chopper Market 32 Capital Holiday Lights in the Park in downtown Albany, New York. We'll introduce you to the...

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

A History of Quality Since 1974 Glass Fab Inc. has met customers' stringent specifications by providing fabricated parts made of optical glass, filter glass, fused quartz and fused silica, low...

Your partner for all spectral, color and light measurements Admesy is a well-known brand for a wide range of user-friendly and robust light and color measurement devices, suited for both...

Radiant Vision Systems engineers advanced imaging systems to evaluate light, color, manufacturing integrity, and surface quality of illuminated displays, backlit components, light sources,...