Ngā Mīti Wiri Rino Tere-Tirohia, Āhua-rua, Āhua-maha

Ko te mata o te wiri he mea hanga ki te maitai M35, M2, he pakari, he ātete ki te wera me te ātete ki te kakahu, he pono, ā, ka roa te wā e mahi ana; He tika te mahi tapahi o ngā mata nā te mea he mata tapahi kua whakapakeketia, kua whakakoihia, kāore he manukanuka ki te wiri.
Hoahoa Miro Takirua: e rua ngā pūwāhi tapahi mō ia mata keri, ka taea e koe te whakamahi i te mata keri motuhake i ia pito, ka whakatairanga i te maha o ngā kōhao keri; Ka whakamahia e ngā keri he hoahoa wehewehe pūwāhi me te miro 135 tohu, ka whakanui ake i te tere tapahi me te tika o te keri.