CHOTEST

Altimeters; Microscopes; [ Voltage testers; ] Pressure gauges; Stylus Profiler; [ Amperage testers; Micrometer gauges; ] 3D Optical Microscopes; Laser measuring systems; Distance measuring apparatus; Instruments for measuring length; Surveying machines and instruments; Squareness Measuring Instrument; [ Flow measurement calibration device; ] Sphygmomanometer calibration device; lasers, not for medical purposes; Measuring apparatus, namely, laser distance meters; Optical inspection apparatus for industrial use; Screw-thread measuring machines and instruments; Surface roughness testing machines and instruments; Automatic pressure control machines and instruments; An optical metrology inspection system comprised of a light source, one or more cameras and sensors in communication with computer software and hardware; Measurement standard devices for nanometrology, namely, measuring tools having a pattern in the micrometer or nanometer ranges