Multifocal arotahi - he aha te mea te reira? Tīpakonga o tīwhana whakapā multifocal o ratou arotake

He maha ngā momo o te whakapā rauemi optical. Ra, toric, tuku iho. Ko te whakaaro o te nuinga o takirua optical he mārama ki te katoa. Multifocal arotahi: He aha te mea te reira? He aha a e hiahiatia ratou ki a wai? He aha ngā āhuatanga te wehe ratou i ētahi atu? Me enei pātai katoa whakautu, engari e hiahia ana te tuatahi ki te matau i te pathologies e taua arotahi paremata.

He aha te mea whēkaro

huringa e pā ana-tau puta i roto i te tinana tangata. Etahi o ratou (fontanels kati, huri i te niho waiu i roto i tamau) e ahu whakamua. Ētahi atu (whakaiti te kaha o ngā tauhohenga utu) - tohu o inenga. Taua tukanga ngā te whakaiti o te elasticity me te curvature o te arotahi, te attenuation o nga uaua kanohi ārahi ki te tau hyperopia. Takarepa arotahi ahu ki te ngoikore ki te kite i kōrero pai e tata ana (reta, tau, whakairoiro).

Ki te pā ana enei ari ki tau, me te puta i muri i 35-40 tau, ka waiho he farsightedness tūturu tenei. Kei te karanga a te reira i whēkaro, a kua whakamahia arotahi whakapā multifocal ki te whakatika i te reira. I te kau, ko reira te ara tino hou o te whakatikatika farsightedness tau.

arotahi whakapā Multifocal: Huapai

tikanga Whakapā mō te whakatikatika kaha whiwhi rongonui i roto i te tūroro ki te whēkaro. E reira e maha ngā take.

Tuatahi, e kore e te tirohanga hanga ki here atu. Ko ha faingamālie ki te neke mātātoa i roto i ngā āhuatanga katoa tenei. Nga wahi katoa e koutou i roto i te omaoma, i te mahi ranei i runga i te huarahi ki te tamaiti, katoa e hiahia ana koe ki te ite noa.

Tuarua, e kore ratou e huri ahua o te tangata. I runga i te ringa kotahi, e kore e hiahia tonu ana ki te mea e pā ana ki te ino o te ao. I te tahi atu - e kore ai ngā tīpakohia kia e tika ana mō te wā ngā. He kūpapa te arotahi.

A toru, e haumaru ratou. Mōhiti whatiia, kino he tangata i roto i collisions. He rauemi whakapā Modern ngohengohe me te ngāwari kore anake, e ārai kino ki te kanohi, engari i hoki he pānga tiaki ki UV, allergens me nanamu. Multifocal arotahi e ia ineine tuku o te patu ki runga ki a ratou i roto i te whakamahi o te taonga.

A maha, e mārama kitea tonu ratou. e kore e ratou kohu ake, e kore e whiwhi paruparu. A, ki te meinga e ratou pakaru (Rakuraku haea ranei), ka taea e te ra arotahi whakapā multifocal maka tika reira atu, ka whiwhi i tetahi atu takirua.

arotahi Multifocal - he aha te mea te reira

Te āhei ki te whakatika i te huringa presbyopic ki mōhiti homai nui raruraru. kia Me ki te kawe a tawhio noa, ka huri i te 2 o mōhiti takirua te manawanui. Ko tētahi ko te ki te arotahi ki runga i ngā e tata ana. hangaia te tuarua kei te ki te whakatutuki i te acuity ataata ina titiro ki te tawhiti.

Hoki te ako o te whēkaro arotahi takirua he matakoma me te waho, me te roto. hanga e rua pokapū whatu te ahurei arotahi multifocal. He aha te mea te reira? he hanganga pērā o te pūnaha whatu taea ki a koe te tīpako i te tawhiti i ai ki te whakaaro i te ahanoa i te kau. tikanga kotahi pokapū te mo mātakitaki o nga taonga a tawhio noa, me te tuarua - ki te wiri tawhiti.

Ngā momo o tīwhana whakapā ka whēkaro

Tīpakonga o arotahi whakapā multifocal te maua e te ophthalmologist. I te pae Tukutuku, ka taea e koe te whakapūtā te āhuatanga motuhake, engari e kore koe e taea e haere i te tātaritanga tuatahi. Ki te hanga te kōwhiringa o te arotahi multifocal te tika, na ka kawe ratou whakamahi he rota o te ngahau. He māhorahora ratou me arotahi maumaui tika tino. kawea Tīpakonga o tīwhana whakapā multifocal te atu i roto i te runga i o ratou momo. He multicenter kore whakaaro whakapā katoa mo te ako o te whēkaro. E ai ki te wāhi o te pūwāhi hakoko, e wehea ratou i runga i te bifocal, multifocal me monocentric.

bifocal

Ratou ingoa tuarua - taurangi. Ko ratou te ahua māmā. 2 Kei roto i te rohe whatu. whakarato ratou kaha atatāhapa rerekē te pea o te whiwhi i te pikitia mārama, me te tata, me te tawhiti. Ko te pokapū whatu ki te mahi i roto i te rängai kei te tata te raro. Kei te Center te i runga i te tihi o te kite tawhiti. Hoki te pikitia mārama tonu o te arotahi me waiho i roto i te tūranga e tu ana i runga i te mata o te kanohi. Taua takirua optical he ngā whakakapinga tonu.

porohita

ka karanga ano hoki concentric. He atu tauira whakarerekē bifocal tata. I roto i taua ahua, whakaritea therearound tētahi nga pokapū o hakoko tata, me te tawhiti. whakakapi Belt 4-5 wā. I roto i te waenganui o te arotahi, ko te maha te pokapū o te hakoko o hihi i ngā tawhiti. Ko te tauwāhi taunoa mō arotahi pakeke tenei. I roto i te taatou ngohengohe ai te whakamahi i roto i te kanohi tino o te wāhi kotahi, me i te tuarua - te ritenga. Ko te kupu, i runga i te etine wā kotahi i hanga e rua whakapakoko, refracting hihi i tata, a tawhiti taonga. pūnaha io Central i whiriwhiri hiahiatia tēnei wā ngä.

aspheric

rerekē te mana hakoko o te arotahi i te pokapū ki te taha pai. Mai i te waenganui o te wahi mo te mamao poto, ia āta neke ki te mata, te wahi te pūtoro katoa o te rohe kei hoki te kite tawhiti. Ko te tauira whaiaroaro tino tenei, no te mea ka mahi tata whāiti te tauira te, a ka titiro ki ngā tawhiti, fakalahi reira a ka riro te reira i te kaha tūturu o te rohe piringa o te arotahi atatāhapa.

Te ako o ngā arotahi porohita mō te whēkaro

huaina ana tēnei tikanga te monovision. I roto i te meka, tenei arotahi tikanga, e kore e ratou i te multicenter. A, no te whakamahia kotahi kanohi mo te tauira i homai, me tetahi i runga i - mo te awhe tata, ko tenei tikanga te iho tino whakarārangitia. I roto i tona tono e kore he pono kite karurua. E tino contraindicated ratou kaitaraiwa, no te mea kahore ratou e hoatu he pikitia tino o te whānuitanga, te hōhonutanga me te tawhiti i roto i te wāhi.

Ko te wā o te whakamahi o ngā arotahi

Ka rite ki ki te arotahi porohita mō te rongoā wehea e te wā o te whakamahi whēkaro:

1. Traditional. Ka taea te whakamahi tauira o tenei momo mo 30 nga ra. I roto i tenei wā, e hiahia ana ratou ki te kia wharahanga me maimoatanga enzymatic.
2. whakakapinga i whakamāheretia. E whakamahia taua takirua optical 2-3 wiki i mua ki te tikanga. He haumaru, me te kore e rapua e maimoatanga atu. E rongoa i roto i ngā motuhake. Hoki ia arotahi titau te ipu motuhake.
3. He rā tuku Multifocal arotahi. E whakamahia taua takirua optical mō te 24 haora. e kore e hiahia ana ratou ipu me ringihia rongoā. I muri i te whakamahi kotahi whiua.

Ko te papa whakapā o te arotahi me te kanohi puta roa. Hoki takirua nui haere ngā whakaritenga optical. Kua whakapumautia rangahau maha he hononga tika i waenganui i te roanga o te whakamahi o te arotahi, me te maha o ngā riro. Ko te atu ra te whakamahi i rua whatu, te nui te mōrea o ngā kino. Na reira, kei te maha tūtohutia multifocal arotahi whakapā kotahi-ra mo te ako o te whēkaro.

Mua e pā ana ki te tikanga o te ako o te whēkaro

Tūroro ki ngā huringa e pā ana-tau o te whakamahi tikanga rerekē o tona ako. I roto i te tikanga hāparapara tohu ratou wa i runga i ngā utu mahi, invasiveness me tolerability o wā whakanohonoho rerekē. tikanga atatāhapa, rite ki tūroro kore anake, engari ano hoki rata, ka taea e whakaiti i te taumata o te acuity ataata. pā ratou te whakakitenga tīwharawhara, rerekētanga te whakapakoko kite ai, e mana'o o te kounga. Ka taea e kia huanane ka nui haere te tūtohutanga marama, whanoke, rua kite.

A, no te whakamahi i ngā, me te humarie o te tono, kite tūroro te kore o ngā tauira rerehua bifocal. Ano, he ngoikoretanga nui ko te here o te whakakitenga piringa, tirohanga mokowā. Ki a ratou e kore e taea ki te whai wāhi i roto i te hākinakina. A ka whakamahi i rerekē takirua kitenga e tata ana, me te tawhiti hoki whakatika te oti◊ao o huna me te tonu mau ki ngā anō.

maha ngā tikanga ngā nga āhuatanga katoa o te ako spoobov whakamahia. Na, ka te faaiteraa i arotahi whakapā me mōhiti, kia kore e whai wāhi tūroro i roto i ngā mahi pūkoro i te iti mara o tirohanga, noho wa i runga i te tāutanga o ngā arotahi, me te tiaki hoki a ratou.

He aha e tūroro whiriwhiri arotahi multifocal

meinga Multifocal arotahi arotake pai manawanui. Ngā nui hoki te nuinga ko te acuity ataata rawa i roto i te awhe tonu.

huringa maeneene o aratau mātakitaki e tata ana, me te tawhiti hanga te perception o te whakapakoko ngawari. tukua ratou ki a koe e ora i roto i te aratau kaha, te pūkaha me te kore e pokanoa ki te taraiwa ranei transportation ranei hākinakina. Multifocal arotahi: He aha te mea te reira? Ko te taea o te kitenga pai i tetahi tau.