Request InfoPhoton etc.While maintaining throughput up to 80% at an operating wavelength between 350 nm and 2.5 μm, Tunable Top Notch Filters from Photon etc. block very narrow bandwidths while giving access to Raman shifts lower than 10 cm–1 with a minimum optical density of 4. For Raman applications, the filters collect Stokes and anti-Stokes data simultaneously. Replacing triple spectrographs, the filters are based on volume Bragg gratings and feature all-glass holographic filters that are compact and easy to align. The computer-controlled system, which comes complete with drivers and software, operates...See full productRelated content from Photonics MediaPRODUCTSPhotonics 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...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...Photonics.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. 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The scattered light must be reconstructed, typically by using complex optical...Photonics.com 1/25/2024Optofluidic Device Tests for Blood Disorders at Point of CareAbnormalities in white blood cell count are indicative of a blood disorder. Measuring these abnormalities is imperative. However, the use of flow cytometry and other conventional methods to assess...PHOTONICS HANDBOOK ARTICLESPhotonics HandbookNano-Optics Technology: Optical AlchemyOptics today needs alchemy, and the forces that motivate microchip technology are a key reason why. Today, light can transmit and process digital information as well as electricity can — in...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. 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Electronic cameras based on CCD technology are used in...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 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 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...Photonics.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 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...WEBINARSPhotonics.com 11/4/2020Launching a Machine Vision ProjectMachine vision provides imaging-based automatic inspection and analysis for many modern industrial applications. This webinar will give you a general overview of machine vision system design...Photonics.com 3/21/2023Understanding the Modulation Transfer Function and Beginning the Lens Selection ProcessStuart Singer of Schneider Optics, Inc. discusses how to understand the modulation transfer function (MTF) with respect to lens performance, while avoiding complex math such as fast Fourier...Photonics.com 11/10/2020Multiphoton Autofluorescence Imaging of T-Cell FunctionImmune cells, including T cells, have a range of functions depending on activation state and subtype. However, current methods to assess immune cell function use exogenous labels that are limiting...Photonics.com 8/19/2020Principles and Applications of Light and Color MeasurementThe properties of light that stimulate the eye and build our visual perception also guide the design of illuminated devices. Thanks to well-established scientific methods, we can quantify the human...PHOTONICS DICTIONARY+ TERMSPhotonics Dictionaryoptical filterAn optical filter is a device that selectively transmits or blocks specific wavelengths, or colors, of light. Optical filters are used to control the spectral content of light in various...Photonics Dictionarynear-infrared cameraA near-infrared (NIR) camera is an imaging device designed to capture images in the near-infrared region of the electromagnetic spectrum. The near-infrared spectrum typically extends from about 700...Photonics DictionaryMie scatteringMie scattering, named after the German physicist Gustav Mie, refers to the scattering of electromagnetic radiation (such as light) by spherical particles. Unlike Rayleigh scattering, which is...Photonics DictionaryShack-Hartmann wavefront sensorThe Shack-Hartmann wavefront sensor is an optical device used for measuring the wavefront aberrations of an optical system. It is widely used in adaptive optics systems to correct distortions and...VIDEOSPhotonics.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.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 9/30/2019About AlluxaGet a tour of our factory and the inside scoop on everything Alluxa has to offer.PHOTONICS BUYERS' GUIDE CATEGORIESAstronomical OpticsAstronomical MirrorsAn 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...Ultraviolet Absorbing FiltersAn ultraviolet absorbing filter is a filter that is opaque from 200 to 400 nm.Variable FiltersCOMPANIESPhotonics Buyers' GuidePhoton etc.Photon etc. is a renowned Quebec company located in the heart of Montreal, specializing in the design and manufacture of hyperspectral and infrared imaging systems. Founded in 2003, our expertise in...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' GuideShanghai Optics Inc.ISO 9001 & ISO 13485 certified and D&B DUNS # 113515303 Shanghai Optics is an unparalleled custom system solution provider offering advance precision custom optical design, engineering,...Photonics Buyers' GuideMLD Technologies LLCExperts In Thin-film Coating Design We practice a design-before-quote approach to help customers refine specifications and minimize technical risk. We understand how coated optical elements...