9 Scientific and laboratory apparatus for non-medical use, in particular scientific and laboratory apparatus using terahertz radiation in the nature of gas chromatography apparatus, beam-positioning, power measurements, phase measurements, optical and quasi-optical measurements, material testing, thickness and refractive index measurements and other geometric and physical measurements; medical laboratory research instruments, industrial research instruments, industrial qualification instruments devices for molecular analysis for non-medical use in particular devices for molecular analysis by imaging or terahertz reflectometry; devices for structural analysis of objects, bodies or materials for non-medical use, in particular laboratory research, production-qualification of plastics, composites, textiles, ceramics and other materials devices for structural analysis of objects, bodies or materials by terahertz radiation; industrial imaging devices, in particular terahertz industrial imaging devices for gemstones, roots, plastics, composites, textiles, fibres, paper, leather, ceramics, metals, liquids, and other materials; imaging or reflectometry devices for non-medical use, in particular terahertz imaging or reflectometry devices for gemstones, roots, plastics, composites, textiles, fibres, paper, leather, ceramics, metals, liquids, and other materials; spectroscopy devices for non-medical use, in particular terahertz spectroscopy devices; devices for the detection of explosives, in particular devices for the detection of explosives by terahertz imaging or reflectometry; devices for analysis of parcels, in particular devices for analysis of parcels by terahertz imaging or reflectometry; devices for gas analysis, in particular devices for gas analysis by terahertz imaging or reflectometry; devices for analysis of semi-conductors, in particular devices for analysis of semi-conductors by terahertz imaging or reflectometry; devices for inspecting circuits and mechanical, electronic, optical, or optoelectronic devices, in particular by terahertz imaging or reflectometry; integrated circuits, in particular integrated circuits for terahertz signal transmission, integrated circuits for terahertz signal reception, integrated circuits for transmitting and receiving terahertz signals; downloadable, executable, cloud-accessible or not, analytical, data-management, interactive with humans and with machines software, in particular terahertz signal processing software; downloadable, executable, cloud-accessible or not, analytical, data-management, interactive with humans and with machines imaging software, in particular software for imaging by terahertz signal processing; device for data transmission by terahertz radiation; integrated circuits for data transmission by terahertz radiation; downloadable, executable, cloud-accessible or not, analytical, data-management, interactive with humans and with machines software for data transmission by terahertz radiation; device for telecommunication by terahertz radiation in the nature of telecommunications transmitters, backhauling, device to device communications, secure communications, data-center communications, encrypted communications; integrated circuits for telecommunication by terahertz radiation; downloadable, executable, cloud-accessible or not, analytical, data-management, interactive with humans and with machines, encrypted telecommunication software by terahertz radiation; devices in the nature of biometric identification bracelets, material sensing, material imaging, material mapping of reflectance, transmittance and absorbance for identification or for authentication of persons or objects by terahertz radiation; integrated circuits for identification or for authentication of persons or objects by terahertz radiation; downloadable, executable, cloud-accessible or not, analytical, data-management, interactive with humans and with machines, encrypted software for identification or for authentication of persons or objects by terahertz radiation; devices for tracing or tracking of objects and packages by terahertz radiation; integrated circuits for tracing or tracking of objects and packages by terahertz radiation; downloadable, executable, cloud-accessible or not, analytical, data-management, interactive with humans and with machines, encrypted software for tracing and tracking of objects and packages by terahertz radiation; safety devices in the nature of optical inspection apparatus, vision systems, sensing apparatus, designed for inspecting objects, parcels, or persons in particular by terahertz radiation; integrated circuits for inspecting objects, parcels, or persons in particular by terahertz radiation; downloadable, executable, cloud-accessible or not, analytical, data-management, interactive with humans and with machines, encrypted security software for inspecting objects, parcels, or persons in particular by terahertz radiation; devices in the nature of optical inspection apparatus, vision systems, sensing apparatus for measuring the wear of components or parts, in particular by terahertz radiation