2. Ukunemba okuphezulu kwe-dimensional, kufika ku-±0.1mm;
3. Ikhwalithi enhle yendawo, ukukhanya okuhle;
4. Ukumelana nokugqwala okuqinile, amandla aphezulu okudonsa kanye namandla okukhathala;
5. Ukwakheka kwamakhemikhali okuzinzile, insimbi ehlanzekile, okuqukethwe okuphansi kokufakwa;
6. Ukupakishwa okuhle, intengo evumayo;
7. Kungenziwa ngaphandle kokulinganisa.