Request InfoTeTechS Inc.TeTechS Inc. has announced the Vega 800 sensor system, based on terahertz photoconductive antenna technology. The portable, single-frequency system is capable of testing solids, powders, polymers, films and liquid samples for sensing and inspection applications. Moveable fiber-coupled transmitter and receiver heads can be mounted around the subject. For more information, visit www.tetechs.com.See full productRelated content from Photonics MediaPRODUCTSPhotonics Spectra September 2023 IssueMulti-Stage Thermoelectric CoolersThe OptoTEC™ MSX series of micro multistage thermoelectric coolers from Laird Thermal Systems Inc. allows integration into various optical packages. 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