9 Scientific, optical, measuring, signaling and checking apparatus and instruments, namely, electronic control and monitoring apparatus, namely, electronic control and monitoring apparatus for the purposes of taking tactile or non-contact dimensional measurements, namely, flowmeters, micrometers, dimension or length measuring gauges, optical metrology inspection systems comprised of a light source, one or more cameras and sensors in communication with computer software and hardware, depth gauges, instruments for measuring length, optical frequency metrology devices, and x-ray apparatus not for medical purposes, calorimeters, temperature sensors, and analytical microbalances, micro-calorimeter, spectrometers for measuring radiation, scanners, dosimeters; laboratory apparatus and instruments, namely, centrifuges; measuring apparatus and instruments, namely, apparatus for thermogravimetric analysis, apparatus for the measurement of nuclear materials and waste, namely, calorimeters and micro-calorimeters, spectrometers for measuring radiation, scanners, dosimeters; measuring and control apparatus and instruments, namely, apparatus and instruments for the purposes of metering, recording and measuring tactile or non-contact dimensional measurements, namely, flowmeters, micrometers, dimension or length measuring gauges, optical metrology inspection systems comprised of a light source, one or more cameras and sensors in communication with computer software and hardware, depth gauges, instruments for measuring length, optical frequency metrology devices, and x-ray apparatus not for medical purposes; apparatus and instruments for physics, namely, accelerometers, speedometers; chemistry apparatus and instruments, namely, scientific instrumentation for measuring concentration of chemicals in water; heat regulating apparatus, namely, thermostats; electronic surveillance apparatus, namely, security surveillance robots, video cameras; counters, namely, automatic pill counters, thread counters, Geiger counters; probes for scientific purposes; ovens for laboratory use; scales; laboratory robots; software, namely, computer programs for use in the operation of non-medical ultrasound detectors, computer software for use in operating and controlling laboratory instruments for measuring dimension, length, temperature, mass or weight; computer programs for use in operating nuclear measurement apparatus and instruments and for acquisition and processing of data collected by said measurement apparatus and instruments; resistance measuring instruments