Building a Rainbow with RGB LEDs

Light-scattering nano-elements, also known as nanoantennas due to their ability to harness light, are used as an optical control technology in nanophotonics. In combination with a phosphor plate, and...

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...

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 research team from imec has developed perovskite-based LEDs that emit light 1000× brighter than OLEDs. According to the researchers, the advancement is a pivotal milestone toward a perovskite...

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 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 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 market for flat panel displays (FPDs) has undergone tremendous growth, driven mostly by increased demand for televisions, cell phones, computers, digital cameras and MP3 players. Similarly,...

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...

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...

Intensity and uniformity can be described using different physical attributes, which makes interpreting requirements somewhat confusing. This article intends to provide an explanation and serve as a...

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...

Specifications for illumination systems for biomedical imaging and industrial metrology generally converge on spectral, spatial and temporal light output characteristics. This article describes some...

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...

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...

Fluorescence microscopy has revolutionized life sciences by enabling researchers to study biological samples with exceptional precision. New excitation and illumination light sources and scientific...

LED illumination for fluorescence microscopy systems has progressed significantly from a time when LED sources had low optical power and a limited range of wavelengths. While the benefits of LED...

Since their debut over a decade ago, LEDs have had an ever increasing impact on the world of fluorescence microscopy. To appreciate this growth in popularity, Alex Gramann addresses many of the...

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...

An LED, or light emitting diode, is a semiconductor device that emits light when an electric current passes through it. LEDs are widely used in various applications due to their energy efficiency,...

Chip-on-board (COB) lights refer to a type of LED lighting technology where multiple LED chips are directly mounted onto a substrate, typically a printed circuit board (PCB), without the need for...

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...

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...

Solving MERFISH challenges for Spatial Transcriptomics

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....

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

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...

A superluminescent light-emitting diode is an emitter based on stimulated emission with amplification but insufficient feedback for oscillation to build up.

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

From engineering to volume production all from one source Founded in 1957, FISBA is a global leader in the design and manufacture of high precision micro-optics and optical system solutions. We...

For over 100 years, Prior Scientific has been manufacturing precision optical and electro-mechanical equipment and instrumentation. Prior is a leader in the development of precision motion,...

Photon Engineering LLC is a consulting and software development firm based in Tucson, AZ specializing in all phases of optical engineering including design, analysis, and implementation. Photon...