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1.56 Ngā arotahi whatu HMC hina papatahi, papatahi, me te arotahi rua-arotahi
I runga i ngā tono o te ao hou, ko te mahi a ngā mōhiti whakarerekē tae ehara i te mea hei tiaki i ngā kanohi anake, engari he mahi toi anō hoki. Mā te takirua mōhiti whakarerekē tae kounga teitei, me ngā kākahu e tika ana, ka taea te whakakore i te āhua ahurei o te tangata. Ka taea e ngā mōhiti whakarerekē tae te whakarerekē i runga i te kaha o te hihi ultraviolet, ā, ka rerekē tōna tae. Ko te karāhe mārama kore tae taketake, ka pāngia e te hihi kaha o te mārama, ka huri hei karāhe tae, hei tiaki, nō reira he pai mō te whakamahi i roto, i waho hoki i te wā kotahi.
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1.59 Ngā karaihe whatu HMC hina whakaahua-kōwhai
Ko te PC, e mōhiotia ana i roto i te matū ko te polycarbonate, he kirihou hangarau e pai ana ki te taiao. Ngā āhuatanga o te rauemi PC: he mama, he kaha te pānga, he pakeke, he teitei te taupū whakaata, he pai ngā āhuatanga miihini, he pai te kirihou wera, he pai te mahi whakamarumaru hiko, kāore he parahanga ki te taiao me ētahi atu painga. He whānuitia te whakamahinga o te PC i roto i te kōpae CDVCDDVD, ngā wāhanga motuka, ngā rama me ngā taputapu, ngā matapihi karāhe i roto i te umanga kawe waka, ngā taputapu hiko, te tiaki hauora, te whakawhitiwhiti kōrero whatu, te hanga karaihe mō ngā karu me te maha atu o ngā umanga.
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1.74 Spin Photochromic Gray HMC Optical arotahi
Ko te painga o te karu hurihuri tae, i roto i te taiao o waho o te rā, ka āta huri te karu mai i te kore tae ki te hina, ā, i muri i te hokinga mai i te taiao ultraviolet ki te rūma ka āta hoki ki te kore tae, ka whakatauhia te raruraru o te mau karu mō te myopia, ā, ka tutuki he takirua o roto, o waho hoki.
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1.71 Spin Photochromic Gray HMC Optical arotahi
Ka huri te arotahi tae atamai i te kaha o te mārama ultraviolet, ka whakarite aunoa i te hohonu o te tae, he maha ngā mahi a te whakaata kotahi, kāore he raruraru whakawhiti, he watea ake te whakamahi i roto, i waho hoki, he nui ake te tiaki kanohi.
Ka whakaatuhia e te tauwehenga huringa tae atamai te tohatoha hanganga kutikuti, ina whakaatuhia ki te hihi ultraviolet, ka kati aunoa te ngota ngota hei aukati i te urunga o te mārama, ma te whakamahi i tana urupare whakaahua me te tae pai, ka tere te urupare ki nga huringa mārama, ka pai ake te whai hua.
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1.67 Spin Photochromic Gray HMC Optical arotahi
Ko ngā karāhe huri-tae, e mōhiotia ana ko ngā "karāhe whakaahua-arotahi". E ai ki te mātāpono o te tauhohenga whakahurihuri whakaahua-kāhua, ka taea e te karāhe te pōuri wawe i raro i te mārama me te hihi ultraviolet, te aukati i te mārama kaha me te mimiti i te mārama ultraviolet, me te whakaatu i te mimiti koretake o te mārama e kitea ana. Ka hoki ki te pōuri, ka taea te whakahoki wawe i te āhua mārama kore-tae, me te whakarite i te whakawhiti o te karāhe. Nō reira, he pai ngā karāhe huri-tae mō te whakamahi i roto, i waho hoki i te wā kotahi hei ārai i te kino o te rā, te mārama ultraviolet me te kanapa ki ngā kanohi.
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1.61 Spin Photochromic Gray HMC Optical arotahi
Arotahi Hurihanga Paninga: Ka whakamahia e te hurihanga paninga hurihuri te hangarau hurihanga hurihuri, e tino whakakore ana i te hangarau hurihanga taketake o mua. Ki te whakatauritea ki te hurihanga turanga, he ōrite, kāore he tae papamuri; ki te whakatauritea ki te tikanga hurihanga kiriata tuku iho, he pai ake i te tikanga rumaki. Ka whakanohoia te wai hurihanga tae me te wai whakapakeke ki roto i ngā tukanga rerekē, e kore e whakarite noa i te piri o te wai hurihanga tae, e pupuri katoa ana i tōna kaha hurihanga tae, engari ka whakaatu hoki i te pānga whakapiri whakapakeke me te whakapakari i te pakeke. Mā te hangarau paninga hurihanga paparua me te tiaki whakapakeke, ka tino pai ake te kounga o te tukanga. Ngā Painga: tere me te ōrite te hurihanga tae. Kāore e herea e te rauemi, ā, ka taea te tukatuka i tētahi mata aspheric noa, 1.56, 1.61, 1.67, 1.74, me ētahi atu, hei arotahi hurihanga kiriata. He maha atu ngā momo, ā, he maha atu ngā kōwhiringa a ngā kaihoko.
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1.56 Ngā arotahi whatu HMC tae whakaahua
Ko ngā karāhe arotahi whakaahua-ira, e mōhiotia ana ko ngā "karāhe arotahi whakaahua-ira". E ai ki te kaupapa o te tauhohenga whakawhiti tae-mārama ka taea te whakapouri wawe i raro i te hihi o te mārama me ngā hihi ultraviolet, ka ārai i te mārama kaha me te mimiti i ngā hihi ultraviolet, ka mimiti noa i te mārama e kitea ana; ina hoki ki te wāhi pōuri, ka taea te whakahoki wawe i te āhua kore tae me te mārama, kia pai ai te whakawhiti o te karāhe. Nō reira, he pai ngā karāhe arotahi whakaahua-ira mō te whakamahi i roto, i waho hoki hei ārai i te kino o ngā kanohi mai i te rā, te mārama ultraviolet me te kanapa.
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1.56 FSV Photo Gray HMC Optical arotahi
Ehara i te mea ka whakatika noa ngā karāhe whakaahua-ira i te tirohanga, engari ka ātete hoki i te nuinga o ngā kino o ngā hihi UV ki ngā kanohi. He maha ngā mate kanohi, pērā i te mate kanohi e pā ana ki te koroheketanga, te mate pūkahukahu, te katarata tawhito me ētahi atu mate kanohi, e pā tika ana ki te hihi ultraviolet, nō reira ka taea e ngā karāhe whakaahua-ira te tiaki i ngā kanohi ki tētahi taumata.
Ka taea e ngā karāhe arotahi whakaahua-ira te whakarerekē i te whakawhiti mārama mā te whakarerekētanga o te tae o te karāhe arotahi, kia taea ai e te kanohi te urutau ki te huringa o te mārama ā-taiao, te whakaiti i te ngenge tirohanga me te tiaki i ngā kanohi.
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1.56 Ngā arotahi whatu HMC Blue Cut Bifocal
E ai ki te ingoa, e rua ngā kanapa o te whakaata arotahi-rua. Ko te tikanga, ka whakamahia hei tiro i te tawhiti, pērā i te taraiwa me te hikoi; ko te mea e whai ake nei ko te tiro i te kanapa tata, te tiro i te tata, pērā i te pānui pukapuka, te tākaro waea pūkoro me ērā atu mea. I te putanga mai o te karaihe arotahi-rua, i tino whakaarohia koinei te rongo pai mō te hunga he myopia me te presbyopia, ā, kāore e raru te kopikopiko me te mau pinepine.
Mā te karaihe arotahi rua-arotahi ka whakakorea te raruraru o te myopia me te presbycusis e hapa, ka taea te kite mārama i te tawhiti me te tata, ā, he iti ake te utu.
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1.56 Ngā arotahi whatu HMC tapawhā kikorangi whakamua
He karāhe arotahi maha ngā karāhe arotahi whakamua. Kāore i rite ki ngā karāhe pānui tuku iho me ngā karāhe pānui arotahi-rua, kāore ngā karāhe arotahi whakamua e ngenge ki te whakarerekē tonu i te arotahi o te kanohi ina whakamahia ana ngā karāhe arotahi-rua, kāore hoki he rārangi wehewehe mārama i waenga i ngā roa arotahi e rua. Mā te mau i te āhua whakamarie, ataahua, ka noho hei whiringa pai rawa atu mā te hunga presbyopia.
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1.59 PC Bifocal Invisible Blue Cut HMC Optical arotahi
Ko ngā karāhe arotahi-rua, ko ngā karāhe arotahi-rua rānei, he karāhe kei roto ngā wāhi whakatikatika e rua i te wā kotahi, ā, ko te nuinga o te wā e whakamahia ana hei whakatika i te presbyopia. Ko te wāhi tawhiti i whakatikatikaina e te karāhe arotahi-rua ka kiia ko te wāhi tawhiti, ā, ko te wāhi tata ka kiia ko te wāhi tata me te wāhi pānui. I te nuinga o te wā, he nui te rohe tawhiti, nō reira ka kiia hoki ko te kiriata matua, ā, he iti te rohe tata, nō reira ka kiia ko te kiriata-iti.
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1.59 PC Progressive Blue Cut HMC Optical arotahi
Ko ngā karāhe kapia PC he mea totoka wera, arā, he wai te rauemi mata, ka whakamahanahia hei hanga karāhe totoka. E mōhiotia ana hoki te kiriata PC ko te "kiriata ātea", "kiriata ātea", te ingoa matū o te polycarbonate, he rauemi thermoplastic.
He pakari te arotahi PC, kāore e whati (ka taea te whakamahi i te 2cm mō te karāhe ātete-matā), nō reira ka kiia hoki he arotahi haumaru. Ko te taumaha motuhake mō ia henimita pūtoru arotahi PC he 2 karamu noa iho, koinei te rauemi māmā rawa atu e whakamahia ana mō ngā arotahi i tēnei wā. Ko te kaihanga arotahi PC te Esilu matua o te ao, ko ōna painga e whakaatahia ana i roto i te maimoatanga aspheric arotahi me te maimoatanga whakapakeke.
