Dynamometers; Hygrometers; Microscopes; Telemeters; Current converters; DC/AC power converters; High-frequency switching power supplies; Magnifying glasses; Measuring apparatus, namely, bevels; Measuring apparatus, namely, clamp meters for measuring electricity; Measuring glassware; Measuring instrumentation and apparatus, namely, digitizers; Measuring rulers; Power adapters; Power controllers; Power supplies; Range finders for cameras; Temperature indicators; Angle gauges; Astronometric meas...