Computers; Radios; Biometric identification apparatus; Data processing apparatus; Distance measuring apparatus; Downloadable computer operating programs; Electronic and optical communications instruments and components, namely, optical transceivers; Humanoid robots with artificial intelligence for use in scientific research; Measuring apparatus, namely, laser distance meters; Optical apparatus and instruments, namely, optical ports for underwater photography, dome ports for underwater photography, wet diopters, adapter lenses for underwater photography; Optical character readers; Radar apparatus; scanners for data processing; Security surveillance robots; Semi-conductors; Time recording apparatus; Air quality measurement apparatus, namely, particle counters; Digital plotters; Electric navigational instruments; Radar detectors; Radioactivity measuring apparatus