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Unoziva Musiyano Uripo Pakati Pemagirazi ESpherical neAspheric

musiyano uripo pakati pe lenzi dzakaita sedenderedzwa nedzinotenderera

Munyaya yekuvandudzwa kwemaziso, dhizaini yelenzi inonyanya kurongwa mumhando mbiri: yakatenderera uye isina kutenderera. Malenzi eAspheric, achitungamirirwa nekutsvaga kutetepa, anoda shanduko mukukombama kwelenzi, zvichisiyana zvakanyanya nekukombama kwelenzi yechinyakare. Dhizaini yedenderedzwa, yaimbove yakajairika, yaikanganiswa nekusawirirana kwakanyanya uye kukanganiswa. Izvi zvaiwanzokonzera matambudziko akadai semifananidzo isina kujeka, kuona kwakakombama, uye nzvimbo isina maonero akakwana.

Iye zvino, dhizaini yeaspheric yave kushanda senzira yekugadzirisa, ichigadzirisa kukanganisa uku kwemaziso zvinobudirira uye ichipa mhinduro inopa malenzi asina kujeka uye akatetepa chete asiwo akatsetseka zvakaenzana. Chinokosha ndechekuti, kufambira mberi uku hakukanganisi kuramba kwemalenzi zvakanyanya, zvichiita kuti agare akachengeteka pakupfeka.

Magirazi echinyakare ane dambudziko guru - zvinhu zvinoonekwa pamucheto pegirazi zvinoita sezvisina kunaka, zvichideredza maonero emunhu anopfeka. Munguva ino apo tekinoroji iri kuramba ichichinja-chinja, magirazi e-aspheric - chinhu chinoshamisa chemaziso - anoderedza zvikanganiso pamucheto wegirazi, zvichiwedzera zvakanyanya maonero evatengi. Magirazi e-aspheric ane curve yakadzika uye akareruka, zvichiwedzera runako rwechisikigo uye runako. Kunyanya kana paine simba rakawanda re refractive, anoderedza kukanganisa kwemaziso neunyanzvi, zvichiita kuti ave sarudzo yakakodzera kune vatengi vane zvinodiwa zvakanyanya nechiremba.

CPMPARISON

Chinhu chikuru chinoita kuti malenzi e-aspheric ave akakombama ndechekuti ane mativi akasiyana. Dhizaini iyi ye-aspheric ine mabhenefiti akawanda kupfuura malenzi ekare e-spheric:

1.Kujeka: Magirazi e aspheric akarapwa nemaitiro ekugadzira machira, anopa mashandiro akanaka ekuona, zvichiita kuti aonekwe zvakanaka uye akasununguka.

2. Kunyaradzwa: Zvakareruka zvekuti hazvionekwe, magirazi e-aspheric anoderedza 'huremu' hwemaziso ako, zvichiita kuti apfekeke zvakanaka uye zviri nyore.

3. Kuona Kwechisikigo: Kugadzirwa kwavo kwemhepo kunoderedza kukanganiswa kwekuona, zvichiita kuti munhu aone zvinhu sezvazviri uye zvakarurama.

Kuenzanisa magirazi edenderedzwa neasingapotereki ane zvinhu zvakafanana uye mushonga, magirazi easpheric anoonekwa seakapfava, akatetepa, uye anopa ruzivo rwechokwadi uye rwakasununguka rwekuona. Kutarisa chimiro chegirazi rinofukidza chiedza kunoratidza kuti kupenya kubva kumagirazi edenderedzwa kunowanzova kwakatwasuka (kunze kwemagirazi ane simba re refractive rakawanda); magirazi easpheric, zvisinei, anoratidza kutenderera kukuru nekuda kwekukombama kwakasiyana-siyana pamusoro pawo.

Micheto yegirazi rekare rinotenderera haingoratidzike seyakakora chete asiwo inokanganisa maonero ezvinhu, chiitiko chinozivikanwa semufananidzo unotenderera. Kuti zvive nedhizaini yakareruka, zvinhu zvine refractive index yakakwira zvakashandiswa mukugadzira malenzi. Uyezve, kana zvikaonekwa kuburikidza nemalenzi anotenderera, kutaridzika kwechiso chemunhu anopfeka kunokanganiswa zvinoonekwa. Malenzi anotenderera, zvakasiyana, anoderedza ukobvu hwepakati nepamucheto, zvichikonzera lenzi yakatetepa inobvisa kukanganiswa kwemativi, nokudaro ichipa ruzivo rwechisikigo rwekuona.

Magirazi eAspheric anopa nzvimbo yakakura uye isina kukombama yekuona kumucheto, nekuchinja-chinja kwemufananidzo zvishoma, zvichiita kuti mifananidzo ive yechisikigo zvikuru. Magirazi aya akaomarara zvakapetwa katatu kupfuura mamwe magirazi eAspheric, zvichiita kuti anyatsokodzera kune vechidiki vanoapfeka. Nekunyorerwa kwakafanana kwe -5.00DS, magirazi eAspheric akareruka ne26% kupfuura magirazi eAspheric. Kumusoro kwawo kwakatsetseka kunovimbisa maonero echisikigo, asina kukanganiswa enyika, ari pedyo neari kure, zvichideredza kuneta kwemaziso kwenguva yakareba.

Yakanakira vanopfeka magirazi kekutanga, kunyanya vadzidzi nevashandi vemuhofisi, magirazi easpheric anoderedza kusagadzikana kwekutanga kunokonzerwa nekupfeka magirazi. Idziwo nzira yakanaka kune vanoshandisa magirazi econtact, uye dzinoshanda sedzinodzorwa kumba. Magirazi easpheric akafanana zvakanyanya nekuona kwechisikigo, zvakafanana nekuona magirazi econtact. Akanakira avo vanoda kuderedza kutarisirwa kwavo, vanoda kudzivirira kutaridzika kwemaziso madiki negirazi remyopia, vanoda kuderedza huremu hwemagirazi avo, kana kuti vane zvido zvakasiyana zvekutarisa maziso avo.

Magirazi eAspheric anogona kupa magirazi epakati nepakati erefractive index chitarisiko chakafanana nerefractive index high, zvichideredza kushanduka-shanduka kwemupendero uye zvichibatsira kuona zvinhu zvakasiyana-siyana zvinogutsa zvese zvinodiwa nevatengi.

Kyra LU
Simon MA

Nguva yekutumira: Ndira-04-2024