Te whakairi waea miihini me te kupenga aunoa me te kupenga. He taputapu whai hua te mīhini whakarewa mata whakakaha hei hanga mata whakakaha me te mata whakarewa. He mahi whāngai aunoa, he mahi whatu tukutuku, he mahi whakarewa me te tapahi. Ka taea e te mīhini te whakarite i te rahi o te mata me te tawhiti whakarewa kia rite ki ngā whakaritenga. He ngāwari te whakahaere i te taputapu, ā, ka taea te whakatutuki i te whakaputa aunoa mā te whakatakoto i ngā tawhā mā te papatohu whakahaere, ka tino whakapai ake i te pai o te whakaputa. I taua wā anō, he hanganga pumau te mīhini me te kounga whakarewa teitei, ka taea te whakatutuki i ngā whakaritenga mō te whakamahinga o te mata maitai i roto i te hanganga, i ngā huarahi tere, i ngā piriti me ētahi atu mara. Hei tāpiri, he taumata teitei o te haumaru me te pono o te taputapu, e whakarite ana i te haumaru o ngā kaiwhakahaere me ngā taputapu.
