Kua roa te tukanga tā mata i roto i te umanga tukatuka hua silicone e whakauruhia ana, inaianei ka whakamahia tonutia e te umanga hua rapa silicone ētahi āhua ataahua o te tukanga, kātahi ka tīpakohia te tukanga tā mata e neke atu i te 50%.

Tuatahi, ko te āhua o te mahi tā mata o te hua silicone ka pā ki te ataahua whānui o te hua, nō reira, ko te tukanga kāore i te nui, tera pea he teka, ko te tirohanga o nāianei o ngā tikanga tukatuka tā mata ka pakeke haere mai i ngā āhuatanga waru-ā-ringa tino taketake me te whanaketanga mata kounga-iti ki te hangarau o nāianei, te aunoatanga, te mata taiaho, me ngā hua rangahau waituhi hei whakarei ake i te tukanga tā mata i ngā huarahi katoa he tino maeneene.

Ko te kounga o te hua tā mata e whakawhirinaki ana ki te tika o tana mata, he mea nui te tika o te waituhi me te whakatikatika o te mīhini. Ko te whanaketanga o te mata he whakaputa tino tika, kāore he raruraru taketake. Ko te tae me te waituhi me whakamahi ā-ringa ko te nui o te tiaki, he tino tika te whakatikatika o te mīhini. Ko te koki me ngā momo tikanga tūnga hei whakarite kia tā te hua i te wā e tā ana, ka taea e te LOGO te kawe i te kaihoko ki te tere tukurua, ko te kounga o te waituhi he mea nui!