Astronometric measuring machines and instruments; Avalanche probes featuring sensors for measuring snow depth; Electro-optical instruments for use in inspection and measurement of industrial components; Instruments for measuring length; Laser measuring systems; Lasers for measuring; Length measuring gauges; Measurement standard devices for nanometrology, namely, measuring tools having a pattern in the micrometer or nanometer ranges; Measuring apparatus, namely, angle finders; Measuring apparatus, namely, laser distance meters; Measuring instrumentation and apparatus, namely, digitizers; Measuring rulers; Radioactivity measuring apparatus; Remote sensors for use in measuring thermal and infrared radiation energy waves; Scientific apparatus, namely, sensing and signaling devices for measurement and quality control of materials processing by laser; Squares for measuring; Surveying instruments; Surveying machines and instruments; Testing and measuring equipment for use in testing the performance and efficiency of power plant equipment; Tool measuring instruments