Mata kani porowhita taimana kua whakatakahia mō te tapahi uku
ngā painga
1. E mōhiotia ana ngā mata kani taimana kua whakakorikoria mō tō rātou pakari me te ātete tino pai, he mea tino pai mō te āhua whakakorikori o te tapahi uku. Mā te tukanga whakakorikori ka hangaia he hononga kaha i waenga i te pito taimana me te mata, kia roa ai te mahi.
2. He mea hanga ngā mata kani taimana kua whakakorikoria hei tapahi pai i te uku, kia tere ai, kia maeneene ai hoki ngā mahi tapahi. Ka āwhina tēnei ki te whakapiki i te hua me te whakaiti i ngā utu mahi.
3. He maha ngā āhuatanga kei roto i te hoahoa o ngā mata taimana kua whakakorikoria hei whakatairanga i te tohatoha wera pai i te wā e tapahia ana. Ka āwhina tēnei ki te ārai i te wera nui o te mata, ka whakaiti i te tūponotanga o te piko, te pakaru rānei, ā, ka roa ake te ora o te mata.
4. Ahakoa e whakamahia ana mō te tapahi uku te nuinga o te wā, he whai hua anō hoki ngā mata kani taimana kua whakakorikoria ki te tapahi i ētahi atu rauemi whakakoi pērā i te raima hou, ngā pereki me te pereki, ā, he whānui te whakamahinga mō ngā kaimahi kirimana me ngā tohunga hanga whare.
5. Ka āwhina ngā pito taimana kua whakakorikoria ki te whakaiti i te pakaru, kia ma ai, kia tika ai ngā tapahi, ka hua ake he mata kua oti te kounga teitei me te iti o ngā whakaritenga tukatuka muri.
6. Ko ngā mata taimana kua whakakōpikopikohia he iti ake te auau o te tiaki me te whakakapinga mata e hiahiatia ana i ētahi atu momo mata, ā, ka āwhina i te whakaiti i ngā utu whakahaere whānui me te wā kore mahi.
7. Nā te roa o te ora me te tino whai hua o ngā mata kani taimana kua whakakorikoria, he mea pai hei whiriwhiri i te utu iti mō te tapahi uku, e whakarato ana i te taurite pai i waenga i te haumitanga tuatahi me te mahi roa.
Whakamātautau Hua
WĀHI WHEKETERE
| Diameter (mm) | Te Roa o te Wāhanga (mm) | Whānui Wāhanga (mm) | Teitei o te Wāhanga (mm) | Tau |
| 200 | 40 | 3.2 | 10 | 14 |
| 250 | 40 | 3.2 | 10 | 17 |
| 300 | 40 | 3.2 | 10 | 21 |
| 350 | 40 | 3.2 | 10 | 24 |
| 400 | 40 | 3.6 | 10 | 28 |
| 450 | 40 | 4.0 | 10 | 32 |
| 500 | 40 | 4.0 | 10 | 36 |
| 550 | 40 | 4.6 | 10 | 40 |
| 600 | 40 | 4.6 | 10 | 42 |
| 700 | 40 | 5.0 | 10 | 52 |
| 750 | 40 | 5.5 | 10 | 56 |
| 800 | 40 | 5.5 | 10 | 46 |


