Request InfoThetaMetrisis SAThetaMetrisis has launched FR-tools, turnkey solutions for real-time measurement and characterization of stacks of transparent and semiabsorbing thin and thick films. Providing reflectance, absorbance and transmittance measurements at the point of interest, they are based on white-light reflectance spectroscopy. Shipped ready for measurement, they include a light source, a spectrometer, a reflectance probe, optical fibre, a sample stage and Windows software.See full productRelated content from Photonics MediaPRODUCTSBioPhotonics Mar/Apr 2024 IssueMulti-LED for WearablesThe SFH 7018 is a red/green/IR LED package from ams OSRAM that can make photoplethysmography (PPG) measurements in smart watches, wristbands, and other wearable devices. 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