Ngā Āhuatanga Haumarutanga Matatau
Kei ngā mōhiohanga haumaru matatau e whakauruhia ana ki ngā tohu rārangi-tuhi holo tūmatawhiti, te whakamātautau o te hunga whakahē-kaiwhakanoa. Nā reira, e āhei ana ngā tohu nei ki te whakauru i ētahi atu momo mōhiohanga haumaru, pēnei i ngā patuinga holo pūnaha, ngā kupu iti i tuhia i waenganui i ngā rārangi rerekē, me ngā inu kiri kōkako-wheako i hanga ai ngā uara kīwaha. Ko te whakawhitinga o ngā mōhiohanga haumaru nāianei ko ngā mōhiohanga kikino me ngā mōhiohanga korekore, ka whakamana ai te tirohanga matatau anō i te wā, me te tirotiro whakaawe-ā-iwi i te wā hiahia. Kei roto hoki i ngā whakaritenga kōnae, ka āhei ai te whakapāpā i ngā hua me ngā ara whakamahi, ahakoa te whakamahi i ngā rautaki whakatupu hei whakamahara i te katoa o ngā pūtake whakarerekē. Ko te mahi whakatupu he whakatakoto tūponotia i ngā whiu arowhiti me ngā tūtohitanga optika matatau, ka hanga i ngā patuinga korekore, korewhakanoi, ka whakamahia ināianei hei whakamana i ngā tohu kia noho haumaru tonu.