Nitride-Based MicroLED Emits Pure Red Light

Researchers at the Singapore-MIT Alliance for Research and Technology (SMART) developed a CMOS-based silicon LED that, though smaller than a wavelength, emits light at an intensity comparable to much...

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...

Researchers at Brown University have developed an approach to scattering-type scanning near-field microscopy (s-SNOM) that uses blue light to enable measurement of electrons in semiconductors, as...

An international team of researchers and engineers has developed an approach to make displays, such as those for augmented and virtual reality (AR/VR), sharper and defect-free. The researchers...

The E11A Red, Brilliant Red and Green Direct Mountable Chips from Nichia Corp. are 1.1 × 1.1-mm high luminous flux density devices. The chip scale LEDs feature a compact fixture design...

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 SF1 far UV-C 235-nm LED series and the SN3 deep UV-C 255-nm LED series from the Silanna Group are available in either 120° or 30° viewing angle surface-mount packages. Both the SF1...

The GP-CVP150P IP66 series of LED constant voltage drivers from GlacialPower features active power factor correction with a power factor of >0.98 at 115 VAC and >0.95 at 230 VAC. The...

An interferometer is an instrument that compares the position or surface structure of two objects. The basic two-beam division of amplitude interferometer components consists of a light source, a...

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 wavelength range of commercially available LEDs with single-element output power of at least 5 mW is 275 to 950 nm. Each wavelength range is made from a specific semiconductor material family,...

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...

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...

Understanding NIR Sensing and Approaches for Measuring Radiant Intensity of NIR Emissions and Structured Light Patterns.

Understanding the interplay of optical filters, microscope light source and fluorophore selection can be a complex task, especially when it comes to multi-channel imaging. However, the selection 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...

Displays are windows into the connected world; nearly every consumer device today has a display and a smartphone without one is impossible to imagine. They are getting larger and more interactive in...

Extended reality (XR) devices invoke a host of optical innovations — from micro-LED microdisplays to waveguide optics to near-infrared sensing systems. Combinations of these components have...

Air bearing motion systems are essential in many tests and production applications where ultra-high precision, cleanliness, and reliability matter. In the contemporary landscape of advanced...

High-power diode lasers have progressed significantly since their first appearance in the market. Today, these lasers are able to utilize high power levels and high-percentage electro-optical...

Micro-LED (micro-light-emitting diode) refers to a technology that involves the use of very small light-emitting diodes to create displays and lighting systems. These LEDs are miniature versions of...

Gallium nitride (GaN) is a compound made up of gallium (Ga) and nitrogen (N). It is a wide-bandgap semiconductor material that exhibits unique electrical and optical properties. Gallium nitride is...

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...

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...

-Mobile 3-D -Spin Hall Effect -EMCCD On this week’s show, glasses-free 3-D goes mobile, the strongest signal yet of the photonic spin Hall effect is obtained by a metamaterial, new theory suggests an...

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 central Massachusetts as Worcester Polytechnic Institute and Quinsigamond Community College take on a comprehensive joint photonics laboratory...

An infrared light-emitting diode (IR LED) is a semiconductor device that emits infrared light when an electric current passes through it. Similar to standard LEDs that emit visible light, IR LEDs are...

ISO 9001 & ISO 13485 certified and D&B DUNS # 113515303 Shanghai Optics is an unparalleled custom system solution provider offering advance precision custom optical design, engineering,...

Lumispot Tech, a leading scientific and technical enterprise, specializes in advanced rangefinder module, laser diode, LiDAR laser source, DPSS laser, solid-state, and fiber lasers, as well as...

Teledyne Judson Technologies (TJT) is a global leader for IR sensors from the Visible to VLWIR spectrum. Two-dimensional FPAs (InGaAs, InSb, and MCT) and Integrated Dewar Cooler Assemblies (IDCAs)...

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...