He momo karu kanohi huatau ngā karu kanohi ataahua, e wātea ana i roto i ngā tae me ngā hoahoa rerekē, e ātaahua ake ai te titiro o ngā kanohi, e kanapa ake ai, e ātaahua ake ai hoki. Ehara i te mea he tino ataahua noa iho tēnei momo karu kanohi hou, engari he maha hoki ngā āhuatanga mahi me ngā āhuatanga tiaki.

Tuatahi, he hoahoa ahurei ngā karaihe whakapā ataahua ka taea te whakarerekē i te rahi o ngā karu, kia hohonu ake ai, kia kanapa ake ai hoki ngā kanohi. Ka taea hoki e rātou te whakarei ake i te tae o ngā kanohi, kia kanapa ake ai, kia kukume ake ai te aro. Ka taea hoki e ngā karaihe whakapā ataahua te whakarerekē i te āhua me te āhua o ngā kanohi, kia ātaahua ake ai.

He nui hoki te aro o ngā karaihe whakapā ataahua ki te tiaki i ngā kanohi. He pai te uruhanga o te hāora ki roto, e pupuri ana i te hauhautanga me te hauora o ngā kanohi. Hei tāpiri, he pai te tiaki UV, e tiaki ana i ngā kanohi mai i ngā hihi kino. Nā ēnei āhuatanga ka waiho ngā karaihe whakapā ataahua hei whiringa hauora me te tiaki.

Haunga ēnei āhuatanga mahi me te tiaki, ka whakaratohia hoki e ngā karaihe whakapā ataahua he whakamarie me te wheako kaiwhakamahi pai ake. He tino ngāwari ki te whakamahi me te mau, ka waiho hei whiringa pai mō te tini o te tangata. Heoi anō, he tino ngāwari hoki ki te horoi me te tiaki, e taea ai e te tangata te pupuri i ā rātou karaihe kia ma, kia akuaku hoki.

I te nuinga o te wā, he momo kākahu rongonui ngā karaihe whakapā ataahua e whakakotahi ana i te ataahua whakamiharo me ngā āhuatanga mahi me te tiaki maha. Ehara i te mea ka ātaahua ake, ka ātaahua ake hoki ngā kanohi, engari ka tiaki, ka pupuri hoki i te hauora o ngā kanohi.