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 MediaPRODUCTSPromoted Content June 2022 IssueSeiwa Optical Infrared OpticsSeiwa introduces new SWIR lens and camera series. SWIR lenses have a super wide focal length 6 mm and 8 mm and low distortion of 0.7% and 1.1%. This SWIR lens and camera series is ideal for quality...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...Photonics Spectra May 2024 IssueLong-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...Photonics.com 4/23/2024Imaging ColorimeterThe I16-G from Radiant Vision Systems is an imaging colorimeter and metrology solution that can be used to measure properties of light that influence the visual quality of devices such as LEDs,...ARTICLESVision-Spectra.com July 2022 IssueMoviTHERM Opens NDT Lab: Vision BriefsIRVINE, Calif. — Thermographic technology company MoviTHERM opened a nondestructive testing (NDT) lab to provide in-house studies to customers to determine the optimal inspection and testing...Photonics Spectra February 2023 IssueMetrology Center Adds to Growing Dutch Photonics EcosystemThe Netherlands’ Photonic Integration Technology Center (PITC) has launched a dedicated metrology program, aimed at developing design-for-test methodologies and new product characterization and...Photonics Spectra February 2023 IssueInterferometric Method Measures Interactions at Zeptosecond SpeedAccording to researchers at the Australian Attosecond Science Facility and the Centre for Quantum Dynamics of Griffith University, building an interferometer in the extreme ultraviolet (EUV) region...Photonics Spectra January 2023 IssueFrequency Comb Advancement Improves Speed, Precision of MeasurementsResearchers at NIST have developed a method to enable frequency combs to measure light pulse arrival times with greater sensitivity than was previously possible — potentially improving...PHOTONICS HANDBOOK ARTICLESPhotonics 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: 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 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 HandbookBroadband Spectrophotometry: A Fast, Simple, Accurate ToolDesigning devices that incorporate ultrathin films is an important means of enhancing yields. However, characterizing ultrathin films provides a challenge for mainstream metrology tools such as...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 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...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 9/1/2022Precision Motion and How to Achieve ItNanoscale 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...WEBINARSPhotonics.com 9/20/2023The Evolution of Hermetic Infrared Windows and FiltersIR windows and filters are used in packages for a variety of IR detectors, including thermopile, pyroelectric, microbolometer, and narrow-bandgap semiconductors. Windows and filters are optimized to...Photonics.com 4/9/2015Novel SWIR Detectors and Imagers Approaching the Thermodynamic Detection LimitPhoton detectors are now at the heart of many modern scientific, medical, industrial and security systems. These detectors, whether single-element or imaging arrays, are often the performance...Photonics.com 11/1/2018Achieving the Best Thermal Imaging Performance for Unmanned Airborne Systems — Per Unit Gram, Volume, Watt (and Dollar)There is an ever-increasing need for smaller, lighter, and more powerful imagers — thermal imagers in particular — as the remotely piloted aircraft (RPA) business (also known as unmanned...Photonics.com 6/24/2013Raman Spectroscopy for Research and IndustryFREE WEBINAR Additional Questions and Answers from the Webinar are below: Speakers to include: David J. Brady, Duke University Computational and Compressive Raman Spectroscopy ...PHOTONICS DICTIONARY+ TERMSPhotonics Dictionaryachromatic prismCemented prisms of differing refractive indices which refract incident light and, due to differing refractive indices, will not spatially separate individual wavelengths.Photonics Dictionaryinfrared lensAn infrared lens is an optical component specifically designed and optimized for transmitting, focusing, or manipulating infrared (IR) radiation within the infrared spectrum. These lenses are used in...Photonics Dictionarylong-wave infraredLong-wave infrared (LWIR) refers to a specific range of the infrared spectrum. Infrared radiation is divided into three main categories based on wavelength: near-infrared (NIR), mid-wave infrared...Photonics Dictionaryinfrared detectorAn infrared detector is a device that is used to detect and measure infrared radiation, which lies beyond the visible spectrum of light. These detectors are utilized in various applications,...VIDEOSPhotonics.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.com 4/6/2016Marktech Optoelectronics Custom Engineering CapabilitiesMarktech Optoelectronics is a leading manufacturer of UV visible, near-infrared, and short wavelength infrared (SWIR) emitters, detectors, and materials including InP epiwafers. Marktech maintains an...Photonics.com 12/4/2023Introducing Specim FX50 - Hyperspectral Camera for Full MWIR RangeThe Specim FX50 is the first and only push-broom hyperspectral camera on the market that covers the full MWIR spectral range of 2.7 – 5.3 µm. This breakthrough product with enhanced features and...Photonics.com 10/2/2013Mid-Wave IR Liquid Crystals and more from MeadowlarkMeadowlark Optics' founder Tom Baur and Optical Engineer Erika Petrak giving a quick overview of the latest and greatest MWIR products and mentioning some LC filters too. www.meadowlark.comPHOTONICS BUYERS' GUIDE CATEGORIESLaser Power MetersHeCd LasersInfrared InterferometersFizeau InterferometersA 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...COMPANIESPhotonics 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)...Photonics 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' GuideInfrared Materials Inc.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...