Ngā karaihe mōhiti CR39

Whakaahuatanga Poto:

He momo hua tiaki tirohanga ngā mōhiti rā hei ārai i te kino o ngā kanohi tangata i puta mai i te kaha o te rā. Nā te whakapainga o te taumata rauemi me te taumata ahurea o te tangata, ka taea te whakamahi i ngā mōhiti rā hei taputapu motuhake mō te ataahua, mō te āhua whaiaro rānei.

Tukua mai he īmēra ki a mātou

Taipitopito Hua

Ngā Tohu Hua

Ngā Taipitopito Whakaputa

Te Wāhi Taketake:	Jiangsu	Ingoa Waitohu:	Pōri
Tauira Tau:	Taupū TeiteiArotahi	Rauemi Arotahi:	kapia
Pānga Tirohanga:	Tirohanga Kotahi	Kiriata Paninga:	UC/HC/HMC
Tae o ngā Arotahi:	kanapa	Tae Paninga:	Kakariki/Kikorangi
Rārangi:	1.49	Taumaha Motuhake:	1.32
Tiwhikete:	CE/ISO9001	Uara o Abbe:	58
Diameter:	80/75/73/70mm	Hoahoa:	Āporo

Ko te tikanga, ko ngā rauemi e whai ake nei mō ngā mōhiti kanohi:

1. Arotahi karāhe kapia Rauemi karāhe: He matū te kapia he hanganga phenolic. Ngā āhuatanga: he mama, he ātete ki te pāmahana teitei, he kaha te ātete ki te pānga, ā, ka taea te aukati i ngā hihi ultraviolet.

2. Arotahi nairona Rauemi arotahi: he mea hanga ki te nairona, ngā āhuatanga: he tino ngāwari, he kounga whatu pai rawa atu, he kaha te ātete ki te pānga, he mea whakamahi hei taonga tiaki.

3. Rauemi arotahi karāhe polyester waro (arotahi PC): he kaha, kāore e ngawari ki te whati, he ātete ki te pānga, he rauemi arotahi motuhake mō ngā mōhiti hākinakina, he nui ake te utu i ngā arotahi kiriaku.

4. Rauemi arotahi kiriaku (arotahi AC): He tino pakari, he mama, he tirohanga teitei, ā, he pai te ārai i te kohu.

Whakataki Whakaputa

E kī ana ngā tākuta kanohi me mau tonu koe i ngā mōhiti kanohi hei tiaki i ō kanohi; nā te mea he tino ngāwari te mimiti o ō tātou karu (arotahi) i ngā hihi ultraviolet, ā, e rua ngā āhuatanga matua o te kino o ngā hihi ultraviolet:

1. Ka kohia te kino o ngā hihi ultraviolet. Nā te mea he mārama e kore e kitea te hihi ultraviolet, he uaua ki te tangata te kite i te mārama mā te hinengaro.

2. Kāore e taea te whakatika i te kino o ngā hihi ultraviolet ki ngā kanohi, arā, kāore e taea te whakatika. Pēnei i: ko te pokanga katarata ka taea anake te whakakapi mā te whakamahi i ngā karaihe kanohi. Mēnā he kino roa te kanohi, ka ngāwari te kino o te cornea me te retina, ka pōuri te karaihe tae noa ki te puta o te katarata, ka hua ake he kino tūturu ki te tirohanga.

Nā te mea kāore e kitea te kino o ngā hihi ultraviolet ki ngā kanohi, kāore e taea te rongo tonu. Ki te kore koe e mau mōhiti, kāore koe e tino māharahara. Ko te tikanga anake kāore ō kanohi i te tino aro ki te mārama e kitea ana (pēnei i te kanapa kanapa, te kanapa, me te mārama whakaata), ā, kāore e taea te karo i ngā kino UV.

He pai ake te ārai i te hihi UV mēnā he pōuri ake ngā mōhiti kanohi?

Kāo, ko te mahi a te karu arotahi hei ārai i ngā hihi ultraviolet he tukanga motuhake (te tāpiri paura UV) i te wā e hangaia ana, kia taea ai e te karu arotahi te mimiti i te mārama kino i raro i te 400NM pērā i ngā hihi ultraviolet ina uru te mārama. Kāore he pānga ki te hohonutanga o te kiriata.