Measurement apparatus and equipment including those for scientific, nautical, topographic, meteorologic, industrial and laboratory purposes, namely, thermometers, not for medical purposes, barometers, ammeters, voltmeters, hygrometers, testing apparatus not for medical purposes in the nature of communication link testers and telecommunication line integrity testing apparatus, telescopes, periscopes, directional compasses, speed indicators, laboratory apparatus, microscopes, magnifying glasses...