Request InfoArroyo Instruments LLCThe Arroyo Instruments 6310-QCL and 6340-QCL Controllers are precision, low-noise QCL drivers with up to a 4-Amp output combined with a 60-W TEC in a single, compact enclosure. With proven safety circuits, computer interfaces, an easy-to-use interface, and many other features, the QCL Controllers are also budget-conscious solutions. Visit our website to discover more.See full productRelated content from Photonics MediaPRODUCTSPhotonics Spectra July 2023 Issue3D Metrology ScannerThe FreeScan Combo 3D metrology scanner from SHINING 3D Tech Co. Ltd. adopts metrology-grade accuracy, fine scanning, and high precision with a light, compact design. 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