I-Quartz Optical Coatical

Njengomunye wabakhiqizi abaholayo abahamba phambili be-quartz nabathengisi eChina, sikwamukela ngemfudumalo ekuthengisweni okuphelele kwe-quartz stical coatical ukuthengiswa lapha efektri yethu. Futhi, insiza eyenziwe ngokwezifiso iyatholakala.