9 Computer programs, recorded; optical scanners; LED display; mobile phone software applications, downloadable; computer program (downloadable software); computer software applications, downloadable; digital projector; material testing instruments and machines; testing apparatus not for medical purposes; surveying apparatus and instruments; teaching apparatus; lasers, not for medical purposes; distance measuring apparatus; steering apparatus, automatic, for vehicles; fibre optic cables/fiber optic cables; semiconductor chips; printed circuit boards; light-emitting diode (LED); collectors, electric; fluorescent screens; video screens; fibre optic couplers.