Ntchito:

1.it amagwiritsidwa ntchito makamaka pokonza zinthu zachilengedwe, monga galasi, zoumba, mica, silika, kaolin, talc, etc. kukonza SiC ndi organic kanthu (monga mapulasitiki, mphira, mphira mafuta, zomatira) ngakhale ndi madzi. ntchito, kuonjezera makina katundu wa mankhwala.
2. imatha kuteteza magalasi opanda kanthu ndi galasi lopangira filimu (mawonekedwe a antireflection, vacuum antireflection coating, filimu yowunikira).Zigawo zowoneka bwino kapena zida zolondola ndi zida zokhala ndi masikelo ndi mafelemu achitsulo zitha kutetezedwa.
3. ingalepheretse dzimbiri la asidi, kuzizira, kuwonongeka kwa nyengo kwa miyambo yachikhalidwe (makamaka pazikhalidwe zakunja).