Measuring and testing machines and instruments, in the nature of spectrophotometers, particle size analyzers, zeta potential analyzers, photometers for measuring total luminous flux, liquid crystal display analyzers, reflective film thickness monitors, spectral ellipsometers, array spectrometers, photo detectors, CCD cameras for use in measuring moving picture response time, optical inspecting machines used for measuring cell gap of LCD (Liquid Crystal Display) panels, goniophotometers, spectroradiometers, LED spectrometer, quantum efficiency spectrophotometers, optical readers and imagers for inspection of wafers and for measuring wafer thickness, wafer thickness monitors; Circuit breakers for lithium-ion batteries; Thermal protectors in the nature of circuit breakers for preventing fire in lithium-ion batteries; Circuit breakers; Power distribution or control machines in the nature of switches and circuit breakers; Rotary converters; Phase modifiers; Lithium-ion batteries; Electrical cells and batteries