Utano, Kuona
Diopter, chii ichocho? Chii kukanganisa kwayo nezvechiratidzo?
The-digital nguva kuti nechivimbo kufamba nyika, kwakaita kuti chokwadi kuti vanhu ine kushanda zvinhu pedyo napedyo navo. Computer, digitizer, kana kunyange yakarurama mudziyo kumanikidza maziso edu kuti ishande chete mune imwe nzira kuti haana inopiwa pachisikirwo, uye vangada kururamiswa. Kazhinji zvinoitwa tichibatsirwa kuonana lenses kana magirazi neumwe chairema simba rayo Manyiminya. Inonzi "diopter". kukosha ichi matanho, kwete kuoma kuwana. Kugona kuisa chiedza matanda pane imwe nguva, kure chikwata kure mushure kuyambuka convex izvo.
The dzinongoitika ziso izvo
Kwakadaro dzinongoitika gogorosi muziso kwevanhu izvo uye mumwe translucent unosvikirwa, zviri kukwanisa kushandura miganhu yacho uye kuvimba kusimba simba rayo Manyiminya anobva 57-59 kusvika 70-70,5 M -1 (runotaurwa sezvo diopter). Izvi zvinorevei uchidzidzira? Ziso dzinongoitika izvo anoita vachifunga matanda ari kure 1/57 1 / 70.5 M kuchinja izvo curvature uye kukura, zvinoita kuvakwa mufananidzo pamusoro the retina. Kana yeziso saizi awanda kana kuderedzwa ari longitudinal nhungamiro, ichi zvinotungamirira ane kururama kuratidzwa. Muchiitiko chokutanga, akadana myopia, nokuda daro vakawedzera kuisa kunoitika kwokutanga pane zvakakodzera. In yechipiri zvose zviri akasiyana zvachose vaishora: hyperopic ziso riri kukwana nzvimbo mufananidzo inotungamirwa, uye kuumbwa ane fungidziro nechidzitiro chomukova ziso - the the retina.
Vakasarudzwa achishandisa zvakaratidzwa kururamiswa
Muchiitiko chino, munhu anonzwisisa kugadzirisa yaizova kukwirira ophthalmologist, uyo anogona kuona fundus uye kusarudza zvinodiwa chishongedzo huenderane wako maziso, tafura diopter rinoshandiswa kuti chirwere unyanzvi. Anoratidza ukama pakati kuchinja muziso uye refractive simba pfungwa. Nokuti chinangwa ichi, kuti izvo pamwe aida tsika, anoparadzira kana tichifunga, uye musi Sivtseva tafura pakutsvaga zvakafanira akanaka kana akaipa izvo simba (diopter anosarudza chiyero chayo). Rinopa murwere? zvino Anogona chamber zvakarurama kukosha kwayo "pamwe" kana "kubvisa" uye nguva dzose kuwana zano uye kuchinja sezvaidiwa. Zvisinei, kushandisa kuonana lenses kana magirazi kwete chete kunobatsira kuvandudza ziso kukwanisa kuisa (somuenzaniso, -1 diopter). Chii chakakosha, hapana mubvunzo. Unogonawo kushandisa wechitema kuonana lenses kuchinja chitarisiko kana magirazi pamwe kwakajairika magirazi uye anodhura puranga kutarisa vakura. Asi regai kusarudza optics avo kunyange somunhu chishongedzo, nekuti pane parameters zhinji dzakadai iri nharaunda pamusoro curvature pamusoro izvo, zvitange chiedza nekubudisa pakati UV kudzivirirwa uye mamwe mamiriro, nokuyerwa iro rinoitwa chete unyanzvi. Pashure muridzi Ongororo achakwanisa akachengeteka uye zvakanaka vanopfeka magirazi kana kuonana lenses.
Healthy meso flawlessly
Pashure muridzi Ongororo achakwanisa akachengeteka uye zvakanaka vanopfeka magirazi kana kuonana lenses. At zvarakasiya diki kubva ndozvakajairwa pamusoro ± 1 diopter optics arege inodiwa. Asi kana mutengo mukuru, zvino zviri nani kuderedza simba izvo pana 0.5-1 mamita -1, umo kana ziso haazonyanyi akaneta kana uchinyara nokuda zvousimbe. Pashure kuramba takamuka dzeshamwari dzako dziri inzwi - rubatso utano wapasi.
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