INTERFEROMETER

The AccuFiz® Fizeau interferometer from 4D Technology Corp. now features a 9-MP camera for higher slope tolerance through superior spatial resolution. AccuFiz instruments are used for...

The eviXscan Quadro+ dual-band scanner from Evatronix SA features two scanning ranges, allowing the precise measurement of small parts with high accuracy and the rapid geometry measurement of large...

Used to measure displays and light sources, the ProMetric® I-61 Imaging Colorimeter captures millions of values in a single, full-color, 61-megapixel image — providing a complete...

The 4 Series B MSO from Tektronix, Inc. is a mixed signal oscilloscope for embedded designers. The oscilloscope offers fidelity in the bandwidths from 200 MHz to 1.5 GHz as well as real-time sampling...

A consortium led by researchers at the Fraunhofer Institute for Reliability and Microintegration (Fraunhofer IZM) is using hollow-core optical fibers to develop a reliable method to transmit light to...

Two Fraunhofer institutes have delivered the core optical innovation supporting a recently launched space-based environmental mapping and analysis initiative. The components and devices supplied by...

Though aspheric microlens arrays (AMLAs) play an important role in advanced optical sensing, communications, imaging, and other industrial and biomedical applications, the fabrication of the elements...

Resolve Optics installed and commissioned a new vibration test center adding to the suite of in-house lens-testing equipment the company is able to offer. Lenses used in harsh industrial inspection...

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...

Optical design software allows the user to develop a configuration of optical elements that manipulate the trajectory of light for the purposes of creating an image, illuminating a target, coupling...

Optics can be contaminated in many ways. Contamination can be kept to a minimum by returning the optics to their case after use or by covering the optics for protection from the outside environment....

Surface quality has become one of the most poorly understood specifications in the optics industry. A significant portion of the confusion stems from the two major competing (and largely...

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...

Full Mueller matrix measurements allow for elimination of ambiguity and a fuller understanding of polarization metrology. The Exicor 150XT system offers complete Mueller matrix measurement from 350...

This paper highlights a range of options to utilize Photoelastic Modulators (PEMs) with imaging systems to generate full field polarimetric measurements. Due to the resonant nature of the...

Shanghai Optics offers first-class Design for Manufacturing (DFM) services. We are proud of our track history helping customers improve product quality and reduce their manufacturing cost...

Chalcogenide glasses offer an opportunity to expand the possibilities available to infrared optical designers by providing the ability to create IR optical materials with specifically designed...

The optical performance of optical coatings is only half of the picture. A coating that is perfectly manufactured to meet its optical specifications is useless unless it also meets the application's...

Understanding laser behavior requires quantifying key laser characteristics. Regardless of how long you’ve been working with lasers, the subtle differences between the many measurement methods...

Lasers with large beam divergence are used in a number of applications, such as remote sensing, optical communications, and materials processing. Large beam divergences create challenges for reliably...

An instrument that employs the interference of lightwaves to measure the accuracy of optical surfaces; it can measure a length in terms of the length of a wave of light by using interference...

Fizeau fringes are interference fringes observed in an interferometer, specifically in a Fizeau interferometer. The Fizeau interferometer is named after the French physicist Armand Fizeau, who...

A type of interferometer noted for producing narrow multiple-beam interference fringes. As a result, when compared with the Twyman-Green, the Fizeau interferometer has fewer optical components, does...

Holography is a technique used to capture and reconstruct three-dimensional images using the principles of interference and diffraction of light. Unlike conventional photography, which records only...

The next era of fast, noncontact, high-resolution 3D metrology of aspheric optics is here! VFA+ pushes the boundaries of what is possible in the design and production of precise aspheric surfaces....

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...

Instrument Systems presents a special highlight: The preview of the new LumiTop X20, upcoming in autumn 2021. Building on the established 2700 and 4000 models, the LumiTop X20 will offer a high...

This Software Highlight focuses on Fast Mapping in our Ramacle software. Fast Mapping enables the user to acquire Raman maps with significantly reduced acquisition times via more efficient stage...

A fizeau interferometer is a type of interferometer noted for producing narrow multiple-beam interference fringes. As a result, when compared with the Twyman-Green, the Fizeau interferometer has...

A wave plate is an optical element having two principal axes, slow and fast, that resolve an incident polarized beam into two mutually perpendicular polarized beams. The emerging beam recombines to...

4D Technology designs and manufactures laser interferometers, surface roughness profilers, snapshot micropolarizer cameras, and handheld surface gauges, for accurate measurement of optics, optical...

Experts In Thin-film Coating Design We practice a design-before-quote approach to help customers refine specifications and minimize technical risk. We understand how coated optical elements...

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

Henan UM Optics Technology Co. Ltd. (Umoptics) is a high-tech enterprise integrating material growth, component processing, coating, and devices. The company employs more than 400 people and has a...