9 Electronic apparatus and their parts, namely, computers, computer peripheral devices, and computer software for medical, dental and dental technical use, namely computer software for use in the operation of non-contact optical scanners for measuring three-dimensional feature of model for medical, dental and dental technical use, computer software for automatic grinding machines for preparing prosthesis for medical, dental and dental technical use, CAD/CAM software for preparing prosthesis for medical, dental and dental technical use