Request InfoTechEnTechEn has announced its new wireless functional near-infrared spectroscopy (fNIRS) system. Using low-profile optodes, the device weighs less than 2 lb. It measures brain activation in almost any environment for studies in psychology, learning, language perception, sports medicine and concussions.See full productRelated content from Photonics MediaPRODUCTSBioPhotonics 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. 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In this context,...Photonics.com 2/16/2012Perspectives on CommunicationsPhotonics Media presents two perspectives on communications, one provides an overview of quantum theory of optical communications, and the other discusses confronting the challenge of creating...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 Dictionaryfused quartz and silicaFused quartz and silica are closely related materials, both composed primarily of silicon dioxide (SiO2), but they are produced through different manufacturing processes and have distinct properties...Photonics Dictionarynear-infrared spectrometerA near-infrared (NIR) spectrometer is an analytical instrument used to measure the absorption, transmission, or reflection of light in the near-infrared region of the electromagnetic spectrum....Photonics Dictionaryblaze heightBlaze height typically refers to a parameter in the context of diffraction gratings, which are optical devices consisting of a series of closely spaced parallel grooves or slits. 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Founded...Photonics Buyers' GuidePhotonics MediaPhotonics Media is the publisher of Photonics Spectra, BioPhotonics, and Vision Spectra magazines in print, digital and mobile app formats; the Photonics Marketplace featuring the Photonics Buyers'...