Request InfoMeller Optics Inc.Miniature precision sapphire and ruby balls for use in medical and chemical pumps as check and metering valves, as ball and roller bearings, and as endoscope lenses and stylus tips are available from Meller Optics Inc. They are second only to diamond in hardness to provide good wear resistance, have a 2000 °C melting point, and are impervious to most chemicals, solvents and detergents. Suitable for applications in medical devices and instruments, these miniature precision balls are offered in 42-in. and metric sizes from 0.1 mm to 0.5 in. in diameter. They can be used as spacers in...See full productRelated content from Photonics MediaPRODUCTSPhotonics.com 5/13/2022Metrology and Surface Imaging Software PlatformThe fully 64-bit TrueMap® 6 software platform for surface imaging and analysis from TrueGage contains multi-threaded algorithms, a redesigned user interface, and new capabilities. Users of...BioPhotonics Nov/Dec 2023 IssueSapphire and Ruby BallsThe Meller Sapphire and Ruby Balls from Meller Optics are miniature high-precision sapphire and ruby balls for use as bearings and mechanical components in medical and scientific instruments and as...BioPhotonics May/Jun 2023 IssueBandpass FiltersThe ADVANTECH™ hard coat bandpass filters from Andover Corp. offer steep slopes, high light transmission, durability, and long life for demanding applications. The filters provide...BioPhotonics Jan/Feb 2023 IssueZinc Selenide OpticsHigh-quality zinc selenide (ZnSe) lenses, output couplers, and mirrors from Laser Research Optics are optimized at 1.06 μm for medical laser OEMs. The devices are manufactured to...ARTICLESBioPhotonics Jul/Aug 2023 IssueFPGA-Based Data Compression Drives Brain Imaging Performance GainsTo help broaden the use of single-photon avalanche diode (SPAD) cameras for multispeckle diffuse correlation spectroscopy (DCS), researchers at the University of Edinburgh developed a data...BioPhotonics Mar/Apr 2023 Issue3D-Printed Achromatic Metalens Brings Fiber Imaging Into FocusBecause light of different wavelengths is shaped and refracted differently, lenses located on the end faces of optical fibers can experience strong chromatic aberration. Chromatic aberration can lead...Photonics Spectra December 2022 IssueMicrolens Array Fabrication Method Reduces Device CostsThough 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...Photonics.com 3/26/2024Traceable Standards Could Speed Development of Quantum TechnologiesDevices 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...PHOTONICS HANDBOOK ARTICLESPhotonics 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,...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 HandbookDigital Still Cameras: The Changing Face of ImagingThe digital camera represents an integration of optics, mechanics and electronics consisting of three layers (Figures 1a, b and c). The top and the middle layers are printed circuit boards (PCBs),...WHITEPAPERSPhotonics.com 9/29/2023Accuracy in Optical DesignAnswering some common questions new users of optical design and analysis software have are “How accurate are the results?” or “Can I trust the results I get?” and discussing the importance of...Photonics.com 4/28/2023“Fingerprint” vs Handheld Raman Applications and the Different Optical Filters That Enable ThemRaman spectroscopy is a powerful non-invasive, non-contact tool capable of identifying molecular constituents of samples. Wavelength selective optical filters are used to block the dominant Rayleigh...Photonics.com 2/7/2023Classification and Application of EndoscopeEndoscopic classification in terms of application, can be divided into two simple categories, namely, industrial endoscope and medical endoscope. About the types of industrial endoscope, from the...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 6/30/2021European Photonics Manufacturing Services Funded by ECThis event is supported by the European initiatives presented and is moderated by EPIC, the European Photonics Industry Consortium. The European Commission is helping companies access the...Photonics.com 6/11/2015Biophotonic Imaging for Medicine: A Digital ConferenceResearchers from around the world presented their latest work at “Biophotonic Imaging for Medicine: A Digital Conference.” Presentations focused on a range of light-based imaging and...Photonics.com 6/5/2013Computational Microscopy, Sensing and Diagnostics for Telemedicine and Global Health ApplicationsAdditional Questions and Answers from the Webinar are below: With more than 6 billion cell phone users in the world, the majority of them in developing countries, there are opportunities for...Photonics.com 5/15/2024Brillouin Microscopy for Cell and Tissue ImagingThe 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...PHOTONICS DICTIONARY+ TERMSPhotonics DictionarysupercontinuumSupercontinuum refers to a broad spectrum of light that spans a wide range of wavelengths, typically from the visible to the near-infrared or even mid-infrared regions of the electromagnetic...Photonics Dictionarylaser opticsLaser optics refers to a broad category of optical components and systems designed for manipulating and controlling laser light. Laser optics play a crucial role in shaping the characteristics of...Photonics Dictionarydiamond-turned opticDiamond turning refers to a precision machining process used to produce complex optical components, particularly lenses and mirrors, from materials such as metals, plastics, and crystalline materials...Photonics DictionaryGRIN lensA GRIN (gradient index) lens is a type of optical lens that utilizes a gradient in refractive index across its volume rather than having a uniform refractive index like conventional lenses. This...VIDEOSPhotonics.com 1/18/2018Light Matters Extra: Taking Photonics Innovations from the Lab to the Operating Room - 01.2018In this month's Light Matters Extra, we give you an in-depth look at the relationship between researchers and scientists at the University of California Davis, and surgeons and clinicians at nearby...Photonics.com 2/21/2018Photonics on the Showroom Floor and in the Lab - LIGHT MATTERS 02.2018On 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...Photonics.com 1/18/2018Supporting the Photonics Industry from the Laboratory - LIGHT MATTERS 01.2018On this month's episode of Light Matters, we take you to central Massachusetts as Worcester Polytechnic Institute and Quinsigamond Community College take on a comprehensive joint photonics laboratory...Photonics.com 3/4/2024Precision Aspheres: Manufacturing and Metrology - LaCroix Precision OpticsAspheres have allowed optical designers to create systems and products that push the limitations of performance across several fields. In this presentation, we will explain the various processes...PHOTONICS BUYERS' GUIDE CATEGORIESGas AnalyzersOptical Transfer Function InstrumentationBorescopesA borescope is a device for the internal inspection of hard-to-get-at mechanical parts, such as rifle barrels, oil wells, or gas mains. Learn more about borescopes →Terahertz SpectrometersCOMPANIESPhotonics Buyers' GuideMeller Optics Inc.Over 100 Years of Excellence Recognized for our custom fabrication capabilities since 1921, Meller Optics has consistently delivered high precision optics for critical applications in the...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' GuideOptikos CorporationThe Optical Engineering Experts® Optikos designs and manufactures metrology products for measuring and assuring optical image quality; and provides optical engineering design, development,...