Scientific and industrial measuring equipment, namely optical tooling stands; tooling bars consisting of horizontally or vertically oriented rails for use in the precise positioning of measuring instruments for visual access to a variety of positional targets; optical tooling transits, levels, and alignment telescopes all of which being optimized for high precision measurement over relatively short distances of less than 200 feet and for maintaining precise orthogonality and concentricity of the visual and mechanical axes; electronic levels; optical tooling scales; calibration artifacts, namely precision length references and related accessories used to calibrate or verify calibration of measuring instruments including but not limited to laser trackers, laser scanners, portable coordinate measuring machines, photogrammetric instruments, indoor global positioning systems and structured light devices; fixtures and holders for measurement, calibration and alignment targeting and structural components thereof; targets used in industrial applications for ascertaining the precise location of details on tools, machines or precision components on manufactured goods; devices used in conjunction with electronic measuring instruments for three-dimensional spatial measurement in industrial applications, namely theodolites, laser trackers, laser scanners, portable coordinate measuring machines, photogrammetric instruments, indoor global positioning systems and structured light scanners