Rubbing Out Roughness

Meta- and nano-optics are on a fast track to a wide array of photonics systems and commercial solutions, enabling advancements that extend beyond the capabilities of more common and traditional...

All optical imaging systems, from smartphone cameras to extreme-ultraviolet photolithography optics, are under increasing pressure to support higher resolution, broader spectral range, or higher...

From applications in ophthalmology, endoscopy, and microscopy — to use in head-up displays, lidar systems, unmanned aerial vehicles, and satellites — freeform optics are enhancing the...

Lasers provide many different industries with greater efficiency, less waste, and higher precision, but they are not always as easy to fix as the machines they replace. A blunted drill bit is easier...

Steinmeyer Mechatronik’s double XYZ wafer positioner offers users an economical solution for the analysis and inspection of large wafers up to 12 in. or 300 mm. The positioners have two X-axes...

The SM1008S from Mitutoyo America Corporation is a noncontact line-laser sensor for surface measurement processes in electrical, electronics, semiconductor, automotive, food, medical device, and...

Applied Materials’ VeritySEM® 10 CD-SEM metrology system is designed to precisely measure the critical dimensions of semiconductor device features patterned with EUV and emerging High-NA...

The XLDHe High Power System from Bluefors Oy is a cryogen-free, helium-4 powered measurement system for applications such as spin qubit quantum computing devices or single photon detectors for...

With the understanding of aspheric lens manufacturing provided in part one of this article, designers have the tools to optimize their aspheres; the next step is to understand how to specify and...

Conditions on the factory floor and in industrial cleanrooms with high-capacity air filtration systems can hamper the use of interferometry. Another problem is the testing of large-aperture mirrors...

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...

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,...

This article outlines the various factors which contribute to the successful manufacturing of vacuum windows. The understanding and use of cutting-edge technology, quality control via...

Accurate control over film thickness and uniformity is essential for throughput and performance in the automotive, aerospace, semiconductor, medical, and research industries. The modern standard for...

4D SWIR interferometers are used to test optical components and systems involved in transmitting, relaying, and receiving laser communication signals in space - at every functional wavelength in the...

The datasheet provides an overview of surface treatments for optical components, focusing on various types of coatings, substrates, and applications. It outlines the different types of coatings...

Photonics Media will host its second annual Photonics Spectra Conference Jan. 10-13. The virtual event will comprise four technology tracks — Lasers, Optics, Sensors and Detectors, and Imaging...

Interferometry is a powerful tool when used to characterize optical surface form errors, as well as accumulated errors, when measuring transmitted wavefronts. Opticians and engineers have many...

The adoption of freeform optics by designers and manufacturers has increased in recent years. With the increase in flexibility, a freeform surface can incorporate a system and bring more...

Explore the latest trends and developments in sensor technology, specifically focusing on laser triangulation sensors, and their impact on metrology applications. Kasper explains how advancements in...

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...

An etalon is an optical device that consists of two parallel reflecting surfaces separated by a precise and known distance. It operates based on the principle of optical interference and is used to...

Quality control and inspection systems in optics and photonics ensure that optical components and systems meet stringent performance and reliability standards. These systems are critical in...

A Fizeau interferometer is an interferometric device that uses the principle of interference to measure the surface flatness and quality of optical components. It consists of a light source,...

Overview of Apollo Optical Systems History, Technology, and Capabilities. Metrology, Single Point Diamond Turning (SPDT) & Polymer Optical Injection Molding.

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....

Zygo's Compass™ 2 metrology systems set the benchmark for automated, noncontact 3D surface metrology and process control for discrete micro lenses and molds critical to compact camera modules found...

In this video, we explore how an AOM CGH (computer-generated hologram) coupled with our metrology platform enables testing for a freeform optic. The metrology platform provides a mount for a test...

A frequency comb is a precise and regular series of equally spaced spectral lines, or frequencies, that are generated with great accuracy. The term "frequency comb" is often associated with the Nobel...

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...

Avantier Inc. is an unparalleled leader in providing innovative imaging systems solutions and optical systems solutions. We offer advance precision custom optical design, optical engineering...

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

Optimax is America’s largest optics manufacturer. On the cutting edge of future applications, Optimax implements an engineered solutions approach to help our customers achieve breakthroughs in...