Levelling instruments; Calipers; Tape measures; Hand held lasers for measuring distances; Cameras; Theodolites; Level meters; Levels (instruments for determining the horizontal); Tripods for electronic apparatus; Detectors; Surveyors' levels; Rulers (measuring instruments); Measuring instruments; Telescopes; Asbestos gloves for protection against accidents; Protective masks, not for medical purposes; Laser range finders; Eyeglasses; Batteries, electric; Chargers for electric accumulators