Request InfoMetrology ConceptsThe INTERFIRE II product line of IR interferometers spans NIR, SWIR, MWIR and LWIR wavelengths. These compact phase-shifting interferometers offer single- or dual-wavelength operation and are supported with a wide range of optical accessories for testing infrared material and optical systems.See full productRelated content from Photonics MediaPRODUCTSVision Spectra Summer 2023 IssueSwir LensThe Ophir LightIR 10-135 mm and 18-225 mm MWIR f/3.6 continuous zoom lenses from MKS Instruments Inc. are compact, high-performance, motorized continuous zoom lenses. The lightweight thermal...Photonics Spectra July 2023 IssueMetrology SystemThe MESO™ metrology solution from Imagine Optic is designed for at-wavelength testing of flat surfaces. The system offers shop floor measurements for quality control and in situ process...Photonics.com 3/4/2024Long Range IR CameraThe long-range model of the Mantis™ camera systems from LightPath Technologies utilizes LightPath's BlackDiamond™ infrared materials to create a camera system with high magnification that...Promoted Content May 2022 IssuePhaseCam MWIRThe PhaseCam MWIR is a dual-port, midwave infrared interferometer that measures optical surface shape and wavefront error at a 3.39 µm infrared wavelength with incredibly fast acquisition for...ARTICLESPhotonics.com 6/29/2022Nonlinear Optical Sensor Avoids Precision/Speed Trade-OffAn 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...Photonics Spectra August 2022 IssueLiquid Silica Resin Optimizes 3D Printing for Complex Micro-OpticsA liquid silica resin (LSR) developed by researchers at the University of Arizona has proven successful as a 3D-printing medium for complex micro-optics. The organic-inorganic hybrid material has...Photonics Spectra July 2022 IssueAR Coating Technique Streamlines 3D-Printed Micro-OpticsResearchers at the University of Stuttgart have developed a low-temperature atomic layer deposition (ALD) technique for applying antireflective (AR) coatings to lens surfaces in multi-lens systems....Photonics.com 8/11/2022Miniaturized Tweezer Traps Single Atoms for Quantum ExplorationScientists at the National Institute of Standards and Technology (NIST) and JILA, formerly the Joint Institute for Laboratory Astrophysics, developed a miniaturized optical tweezer that captured...PHOTONICS HANDBOOK ARTICLESPhotonics HandbookMeasuring Aspheres: Selecting the Best TechniqueThe benefits of aspheric lenses are numerous: They allow for a reduction in spherical aberrations and are ideal for focusing or collimating light, as they can achieve a low ƒ-number. Aspheres...Photonics HandbookAspheric Lenses: Optimizing the DesignWith 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...Photonics HandbookInterferometry: Measuring with LightAn 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...Photonics HandbookAspheric Lenses: Design ConsiderationsAspheric 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,...WHITEPAPERSPhotonics.com 6/1/20223 Questions to Ask Before Buying Infrared InterferometryImportant considerations in obtaining infrared optical metrology, for measuring transmitted wavefront error, optical quality, and surface quality. The paper asks questions to help guide the reader in...Photonics.com 5/22/2023Dual-Band Infrared Bandpass FiltersDual-Band IR filters for the MWIR and LWIR provide high performance in-band and out-of-band.Photonics.com 5/22/2023Bullseye® Apodizing FiltersBullseye Apodizing filters are customizable density gradient filters that change radially from the center to the outside of the optical component. These filters are used to eliminate undesirable...Photonics.com 5/22/2023Dual-Band Infrared Anti-Reflection CoatingsAnti-reflection (AR) coatings provide high transmission in the MWIR and LWIR bands. Reynard’s Dual-Band IR anti-reflection (AR) coatings achieve measured peak transmission values of over 99.5% in...WEBINARSPhotonics.com 12/14/2011The Future of Imaging: Three PerspectivesPresenters: Professor Stephen Boppart The Future of Healthcare With Optical Biomedical Imaging A medical doctor and professor at the University of Illinois, Boppart's...Photonics.com 1/13/2022New Industrial Challenges for Optical Metrology as Autonomous Cars, Free-Space Optical Communication, and AR/VR Shape the FutureA portion of the optical manufacturing market is driven by consumer electronics such as smartphones, augmented/virtual reality (AR/VR) devices and automated driving via advanced driver-assistance...Photonics.com 3/2/2021Choosing the Right Fused Silica for Applications in the Near-Infrared (NIR)The range of applications in the NIR spectrum is expanding. Many of these are laser-based. Finding the most suitable fused silica for a particular application can be challenging. In this webinar,...Photonics.com 7/20/2023How Inspection Applications, Embedded Systems, and Other Vision Applications Are Optimized with Optical FiltersMachine vision grade optical filters have become an essential part of contemporary machine vision systems, offering extensive utility across various applications such as cutting-edge factory...PHOTONICS DICTIONARY+ TERMSPhotonics Dictionarygrating beam splitterA grating beam splitter is an optical device that utilizes the principles of diffraction to split a beam of light into multiple beams, often redirecting them at specific angles. It is based on the...Photonics Dictionarylong-pass filterA long-pass filter is an optical filter that allows longer wavelengths of light to pass through while blocking or attenuating shorter wavelengths. These filters are designed to transmit light with a...Photonics Dictionarymagnetorheological finishingMagnetorheological finishing (MRF) is a precision optics polishing technique used for shaping and finishing optical surfaces to achieve extremely high levels of smoothness and accuracy. It is...Photonics Dictionarymid-wave infraredMWIR stands for mid-wave infrared, referring to a specific range of wavelengths within the infrared spectrum. Infrared radiation is categorized into three main regions based on wavelength:...VIDEOSPhotonics.com 4/28/2020Compact MEMS-FPI Sensor for Portable NIR SpectrometersHamamatsu’s MEMS-FPI spectrum sensors utilize a built-in MEMS Fabry-Perot interferometer and InGaAs PIN photodiode to measure NIR spectra. With their high sensitivity to NIR wavelengths and their...Photonics.com 10/27/2022Zygo Management Re-Brand PodcastHear first-hand from our management team about the thought process behind Zygo's rebrand and how it went down.Photonics.com 12/6/2022Telecentric Lenses - Shanghai OpticsTelecentric Lenses are widely used in metrology instruments, laser marking systems, and AOI (Automatic Optical Inspection) machines. Here’s a 360 view of one of our custom Telecentric Lenses which...Photonics.com 4/8/2019Lacroix - Measuring Aspheres in a 3D WorldThis 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...PHOTONICS BUYERS' GUIDE CATEGORIESInfrared InterferometersOptical CollimatorsOptical TestingOptical testing uses a variety of methods and tools to determine the surface contour and performance of optical components and systems.LUPI InterferometersCOMPANIESPhotonics Buyers' GuideOptikos CorporationThe Optical Engineering Experts® Optikos designs and manufactures metrology products for measuring and assuring optical image quality; and provides optical engineering design, development,...Photonics Buyers' GuideLaCroix Precision OpticsThe 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...Photonics Buyers' GuideFOCtek Photonics Inc.FOCtek provides customers with all types of custom manufactured lenses, Precision Optical Components, Polarizing Optics, Prisms, Filters, Coatings, Optical Systems, Crystals, Nonlinear Crystals,...Photonics Buyers' GuideTeledyne Judson TechnologiesTeledyne 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)...