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A genetically modified fluorescent protein has exhibited the shortest fluorescence emission wavelength to date, researchers at Osaka University reported. The fluorophore, named Sumire, emits 414-nm...

To improve dental health, researchers at the University of California, San Francisco evaluated optical imaging techniques for their efficacy in the identification of secondary tooth decay, which can...

Researchers at the University of North Carolina (UNC) School of Medicine combined fiber photometry with functional magnetic resonance imaging (fMRI) to examine the dynamic activity of brain regions...

A technique for diagnosing tuberculosis (TB) in children takes advantage of the optical properties of gold nanoparticles to detect the disease. The technique uses an artificial intelligence (AI)...

The CT DBLP32.12 single green emitter in the next generation of the FIREFLY® E 2218 series from ams-OSRAM AG provides a product brightness of 6.6 to 7.8 mW/sr at 20 mA for accurate heart rate...

LWLF2 Miniature Linear Guides from IKO International Inc. simplify mounting in tight spaces. They feature light weight, 2.5-mm height dimension, and a tapped rail design for bottom mounting and...

The Optran® UV NSS Fiber from Armadillo SIA provides deep-UV solarization and radiation resistance. The optical fiber features a hermetic carbon layer, low numerical aperture expansion, and...

The ADVANTECH™ hard coat bandpass filters from Andover Corp. offer steep slopes, high light transmission, durability, and long life for demanding applications. The filters provide...

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,...

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...

Over 60 years have passed since the first demonstration of a laser in 1960. After the initial spark of interest, lasers were for a while categorized as “a solution waiting for a problem,”...

Aspheric surfaces are powerful tools that combine the optical corrections of multiple lenses into a single element (Figure 1) and affect performance in ways that spherical optics cannot. For example,...

UV-Vis spectrophotometry is a simple and efficient technique for the analysis and evaluation of the quality of olive oil. Extra virgin, virgin, and lower-quality olive oils can be distinguished by...

Tracking particles at the micro or nanoscale is inherently difficult due to the complexity of the systems studied, as well as the technical challenges: a blend of instrument design, photonics,...

This whitepaper looks at the unique challenges associated with optical systems by exploring two extremes, an ultra-high precision instrument, and a low-cost consumer product, and the different...

An overview of diSPIM

Engineers face many unique challenges when creating polymerase chain reaction (PCR) instrumentation. These challenges are seen in both the qualitative detection of nucleic acid sequences, using...

Fluorescence microscopy historically has been dominated by blue, green, and red imaging. Although this limitation is acceptable for some applications, multiplexing and deep tissue imaging suffer with...

Machine vision provides imaging-based automatic inspection and analysis for many modern industrial applications. This webinar will give you a general overview of machine vision system design...

In this webinar, presenter Giacomo Vacca, Ph.D., founder and president of Kinetic River, will discuss recent advances in time-resolved methods of flow cytometry and how these advances are being...

Nanoparticle photonic resonator absorption microscopy is a microscopy technique that combines the principles of photonic resonators and nanoparticle imaging to visualize and study biological samples...

Single-molecule Förster resonance energy transfer (smFRET) is a specialized technique in biophysics and molecular biology used to study the distances and dynamic interactions between two...

Fluorescence microscopy is a specialized optical imaging technique used in biology, chemistry, and materials science to visualize and study specimens that exhibit fluorescence. Fluorescence is the...

Fluorescence lifetime imaging (FLIM) is an advanced imaging technique that provides information about the lifetime of fluorescence emissions from fluorophores within a sample. Unlike traditional...

On this month's episode of Light Matters, we take you on a brief tour of the Higgins Laboratories at Worcester Polytechnic Institute (WPI). Quinsigamond Community College and WPI received a $4M grant...

-New Twist on Fiber - Fluorescent Fingerpringint - Cloaking This week on Light Matters: a new optical fiber puts a twist on data transmission, a telescopic contact lens helps the impaired see,...

Optolong Optics Co. Ltd., brand owner of Optolong, is a manufacturer of fluorescence filters and astronomy filters. We also offer other interference filters including UV filters, visible filters, and...

This hands-on session about FD-FLIM by Gerhard Holst from PCO AG was given as part of the FLIM Symposium "Beginners Guide to Fluorescence Lifetime Imaging in Life Sciences".

Omega Optical has been bringing you the light you need since 1969. Omega specializes in thin-film interference filters in the 190 nm - 10 µm wavelength range. The layers are...

Established in 1985, OZ Optics is a leading worldwide supplier of fiber optic components, test equipment and sensors. OZ Optics manufactures its products in three locations, Ottawa (Canada),...

CASTECH is a recognized leading supplier of nonlinear optical crystals, laser crystals and precision optical components for laser, telecom, medical, analysis and detector markets. Products...

The Optical Engineering Experts® Optikos designs and manufactures metrology products for measuring and assuring optical image quality; and provides optical engineering design, development,...