Iqela le-R & D lingaphezulu kwe-50% yamava angama-R & D iminyaka engaphezu kwe-10, kwaye inee-R & D, uyilo oluzimeleyo, uyilo, kunye nezakhono zokuvelisa. Ngaphezulu kwezatifikethi zelungelo elilodwa lomenzi wechiza, zinophando oluqinileyo nophuhliso oluvela kwii-optics nombane.
