Photons on Demand

Devices that capture light from quantum dots, like chip-scale lasers and optical amplifiers, have made their way from the lab to the commercial market. The transition for newer quantum dot-based...

The internet is an inescapable part of modern life, and the hardware that enables it is almost as ubiquitous. Fiber cables transmit terabytes of data around the world every second and, although the...

An optical measurement method devised by a team of AMOLF researchers aims to simplify and streamline the ability to capture measurements from signals that are barely larger than the noise contained...

Researchers at Max Planck Institute of Quantum Optics (MPQ) and Technical University of Munich (TUM) demonstrated a potential platform for large-scale quantum computing and communication networks....

The P-725.1CDE1S and P-725.4CDE1S from PI are nano-focus scanner packages for applications including surface metrology, super-resolution microscopy, light sheet microscopy, and digital slide scanning...

The MadAFM™ is a new multimodal sample scanning AFM. Simple to install with compact tabletop design. Includes Mad City Labs picometer precision nanopositioning systems to give outstanding AFM...

The FocusX from Bruker Alicona is an optical 3D measuring device meant for applications where highly reflective surfaces, steep flanks, and complex forms must be measured. Able to measure small...

The DAG20-120-01 and the DAG20-120-04 motorized elevator stages from Optimal Engineering Systems Inc. are high-resolution, compact, low-profile devices with high-stability 120- × 120-mm tables...

By its original definition, a nanopositioning device is a mechanism capable of repeatedly delivering motion in increments as small as one nanometer. Lately demands from industry and research have...

Abbe Error — Linear off-axis errors introduced by angular deviations coupled to a moment arm at the point of interest on stage mounted devices (θ in Figure 1). The effect of Abbe error...

There are three fundamentally different dispersive phenomena in optical fiber, of which polarization mode dispersion (PMD) is the most complex. In digital multimode fiber systems, a light pulse...

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...

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...

Nanoscale motion requires fastidious attention to instrumentation, passive controls, and experiment design. Most users have experience in motion control within the sphere of the microscale. In this...

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

Technologies that leverage terahertz radiation have potential to be used in areas such as imaging, security, nondestructive testing, and quality assurance. However, these exciting technological...

When it comes to analyzing periodic signals, selecting the appropriate measurement tool is crucial for achieving accurate and meaningful results. Gustavo Ciardi of Zurich Instruments delves into the...

The interaction between photons and acoustic phonons within materials, first described by Leon Brillouin, has been widely investigated to characterize the mechanical and physical properties of...

This webinar with Peter Seitz, Ph.D., will provide an overview of semiconductor image sensors and introduce photon-resolving quantitative CMOS imaging (qCMOS). Imaging in general and...

Transenergy imaging modalities have been significantly explored to overcome existing problems in conventional imaging modalities with respect to spatial/temporal resolutions, penetration depth,...

A blue diode laser is a type of semiconductor laser that emits light in the blue wavelength range of the electromagnetic spectrum, typically between 400 and 500 nanometers. Diode lasers are compact,...

Harmonic generation refers to a nonlinear optical process in which incoming photons interact with a material and produce new photons at integer multiples of the frequency of the incoming photons....

A linear positioning stage, also known as a linear stage or translation stage, is a precision mechanical device used to accurately move and position objects along a linear axis. These stages are...

A helium-neon (HeNe) laser is a type of gas laser that emits visible red light at a wavelength of 632.8 nm. It operates based on the principle of stimulated emission of photons from excited helium...

Solving MERFISH challenges for Spatial Transcriptomics

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...

This video hits the key points made in our "Measuring Aspheres in a 3D World" white paper. The white paper provides a basic practical guide on the benefits of 3D measurements of aspheres as well as a...

Lattice Materials is the world’s leading manufacturer of silicon and germanium parts. With over 30,000 sq ft of space and capabilities ranging from crystal growth to polishing and even thin-film...

A photodiode is a two-electrode, radiation-sensitive junction formed in a semiconductor material in which the reverse current varies with illumination. Photodiodes are used for the detection of...

A fiber optic spectrometer is a device used for measuring the spectral content of light. It utilizes optical fibers to transmit light from a source to a spectrometer unit, where the light is...

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...

OHARA manufactures more than 130 environmentally safe optical glass types, free of both lead and arsenic. More than 300 tons of optical glass are melted per month, available in the following forms of...

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

Mad City Labs, Inc. is a leading manufacturer of piezo nanopositioning systems and instrumentation capable of sub-nanometer positioning resolution. Our product line of nanopositioners,...