Request InfoTele Vue Optics Inc.Tele Vue Optics Inc. has developed the 100° Ethos series eyepieces for visual instrument applications in astronomy, surveillance and scientific instrumentation. They feature a 15-mm eye relief and a 100° apparent field, and they accept the company’s Dioptrx eyesight astigmatism correctors and are highly corrected for all primary aberrations, including f/4 objective systems. They are available in focal lengths of 6, 8, 13 and 17 mm.See full productRelated content from Photonics MediaPRODUCTSPhotonics.com 8/3/2022Two-color Sandwich DetectorsTwo-color Sandwich Detectors from OSI Optoelectronics Inc. are designed for optical remote temperature measurements. The devices include an uncooled silicon-silicon detector and an uncooled...Photonics Spectra November 2022 IssueEmission Line FiltersTwo Hydrogen Alpha (H-alpha) Emission Line Filters for astronomy applications have been announced by Alluxa Inc. The Five-cavity H-alpha Filter has a 50% B+W of 0.35 nm, a 1% B+W of <0.6 nm,...Photonics Spectra January 2023 IssueSteering MirrorsPiezo and voice-coil steering mirrors from Physik Instrumente LP are designed for free space optical communications. Piezoelectric tip/tilt mirrors and voice-coil-driven units keep laser beams...Photonics.com 5/22/2023Thermal Camera ModuleThe Boson+ CZ 14-75 camera module from Teledyne FLIR features a factory-integrated, high-performance, 14- to 75-mm continuous zoom lens to streamline the manufacturing supply chain. Used for...ARTICLESPhotonics.com 2/10/2023Hesai Group Charges Forward with IPO Pricing: Week in Brief: 02/10/23Lidar technology company Hesai Group announced the pricing of its initial public offering of 10 million American Depositary Shares (ADS), at $19 per ADS, for a total offering size of $190 million....Photonics.com 3/21/2024Ultrablack Coatings Achieve Broadband Absorption for Precision OpticsA broadband, ultrablack film from the University of Shanghai for Science and Technology and the Chinese Academy of Sciences could enhance the performance of telescopes and have other applications in...Photonics.com 10/11/2022Spectroscopy and Machine Learning Focus Lens on Far Reaches of the UniverseResearchers from the ARC Centre of Excellence for All Sky Astrophysics in 3 Dimensions (ASTRO 3D) and the University of New South Wales (UNSW) Sydney spectroscopically confirmed a number of strong...Photonics Spectra October 2023 IssueHow Materials Advancements Advance Our View of the CosmosIt is strange that the study of materials has been intertwined with the study of our universe. Somewhat paradoxically, improving our grasp of atoms has enabled us to answer questions about the...PHOTONICS HANDBOOK ARTICLESPhotonics HandbookPositioning System Performance: Understanding the RulesAbbe Error — Linear off-axis errors introduced by angular deviations coupled to a moment arm at the point of interest on stage mounted devices (θ in Figure 1). The effect of Abbe error...Photonics HandbookCommon Infrared Optical Materials and Coatings: A Guide to Properties, Performance, and ApplicationsThe optical materials selected for an optical system depend upon the application, the required system performance and the environment in which the system is to perform; thus the materials’...Photonics HandbookAdaptive Optics: Taming Atmospheric TurbulenceTo Isaac Newton the problem was clear, and in 1704 he realized the effects of atmospheric turbulence on image formation. Just as heat waves shimmering above a hot patch of ground can distort our...Photonics HandbookDetectors: The Charge Injection AlternativeCharged-injection device imagers are metal-oxide semiconductor (MOS) detectors that can be fabricated using PMOS, NMOS and CMOS integrated circuit technology, and may be configured as a...WHITEPAPERSPhotonics.com 1/16/2024Antireflection Coatings for Space ApplicationsSpace can be a harsh environment for optical coatings. Optimax has successfully provided antireflection (AR) coatings for a wide range of space applications. This paper outlines the results of...Photonics.com 8/25/2022Diffraction Gratings - an IntroductionThis paper is ideal for those wanting an introductory guide to the various types of diffraction gratings and understanding their advantages and disadvantages as well as including some useful grating...Photonics.com 10/19/2022Positioning at the Nanoscale (and Below): Trust in Proven PerformanceThrough a deep knowledge of sensing technologies, technically adept personnel, and experience across applications as diverse as astronomy to live cell imaging, Mad City Labs helps our customers...Photonics.com 9/19/2022Advantages of VPH GratingsThe term 'diffraction grating' often brings to mind a surface relief grating, with ruled lines and a delicate surface. A transmission grating, however, opens up many new options for the optical...WEBINARSPhotonics.com 8/4/2020An Oblique Plane Light-Sheet Microscope with 200-nm-Scale ResolutionLight-sheet fluorescence microscopy (LSFM) has generated significant interest in the biological community. Not only does it deliver light to only the in-focus portion of a specimen, decreasing the...Photonics.com 10/25/2022Multi-Immersion Lenses for Cleared-Tissue ImagingA simple design trick enables an objective lens to work in any dipping medium, unlike other multi-immersion objectives with limited refractive index range. Daniels describes the design trick and its...Photonics.com 8/17/2022Sub-Cellular Biology at Tissue Scales with Cleared Tissue Axially Swept Light-Sheet MicroscopyLarge-scale interdisciplinary research efforts have worked to comprehensively catalog cellular architectures in health and disease. To aid in this effort, researchers have developed a scalable...Photonics.com 1/21/2021Squeeze More Out of Your Measurement with Modern Lock-in Amplifier TechnologyMeasurement time is precious, so it is critical to capture as much information as possible in one experimental run. The goal of this talk is to provide you with insights into how modern lock-in...PHOTONICS DICTIONARY+ TERMSPhotonics Dictionaryastronomical mirrorAn astronomical mirror, also known as a telescope mirror or primary mirror, is a key component of a reflecting telescope. It serves as the primary optical element responsible for gathering and...Photonics DictionarymicrodisplayA microdisplay is a miniature electronic display technology that is designed to project visual information onto a small screen. Unlike traditional displays, microdisplays are typically very compact...Photonics Dictionaryparfocal eyepieceOne eyepiece of a set having equal distances from their mounting interface to their image plane, permitting freedom to interchange eyepieces without the need to refocus.Photonics Dictionaryastronomical telescopeAn astronomical telescope is a type of optical instrument designed to gather and magnify light from distant celestial objects for observation and analysis. It typically consists of two main optical...VIDEOSPhotonics.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.com 3/4/2024Designing for Manufacturability with Fluorides and Other High Expansion Materials - LaCroix Precision OpticsAs the demand for fluorides and other high expansion materials increases, it is important to understand the risks/challenges involved with these materials and how they affect various factors such as...Photonics.com 11/20/2023Balor sCMOS for Astronomy - Andor TechnologyCapture More. Further. Faster. Balor sCMOS for Astronomy.Photonics.com 3/4/2024Specifying Optical Coatings - LaCroix Precision OpticsOptical coatings modify the reflectance, transmittance, and absorptive properties of optic substrates to make them much more efficient and functional. From an optical manufacturer's perspective,...PHOTONICS BUYERS' GUIDE CATEGORIESMicroscope AccessoriesDioptometersA dioptometer is a telescopic system having an eyepiece, a reticle and an objective. The instrument measures wavefront power in diopters.Astronomical InstrumentsOptical MountsCOMPANIESPhotonics 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' GuideAndor TechnologyAndor Technology Ltd is a global developer and manufacturer of high-performance scientific cameras, microscopy systems and spectrographs for academic, government, and industrial applications. Founded...Photonics Buyers' GuideChroma Technology Corp.Chroma Technology manufactures high-performance optical interference filters using magnetron sputtering coating technologies. We specialize in precise spectral control and can provide filters with...