Iintlobo zeeLensi eziqhubekayo

Ukuthengela ii-Bifocals ze-No-Line

Ii-lens eziqhubekayo, okanye akukho-line-bifocals, zigqitywe ukulungiswa kwe- presbyopia . Abantu abaninzi abafuna ukusetyenziswa kwe-bifocal bathanda iilensi eziqhubela phambili kuba bembonakalisa ulutsha kwaye lusebenza ngakumbi. Iilensi aziqukethe umgca obonakalayo kwaye zikhula ngokunyuka ngamandla njengoko uhambisa amehlo akho phantsi kweelensi.

Zonke iilensi eziqhubekayo azifani. Ziyahluka kwixabiso, kuxhomekeke kwitshati, ubukhulu kunye nomsebenzi. Iilensi eziqhubekayo mazihambelane ngokuchanekileyo. Nangona kunjalo, abantu abaninzi banenkathazo yokutshintshela iilensi eziqhubekayo. Ngezantsi zine iindidi zeentensi eziqhubekayo.

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IiLensi eziPhambili zoPhuhliso

Ukuba ukhangele enye indlela eya kwi-bifocals okanye i-trifocals, iilensi eziqhubekayo ziya kusebenza kubantu abaninzi kwaye zifanele uhlahlo lwabiwo-mali. Nangona intengo yeelensi eziqhubekayo eziphezulu ziphezulu kunama-flat-top bifocal okanye ii-lens trifocal, ziyakwazi ukuhlawuleka. Ngokuxhomekeke kwigama legama, iilensi eziqhubekayo ezihamba phambili zihamba kwixabiso ukusuka kwii-175 ukuya kuma-250 ukuya kuma-lens esiseko.

Ii-lens ezihamba phambili ziya kukunika indawo ebanzi yokufunda, kodwa zidinga isakhiwo esithile sendawo ukuvumela ukuphakama okwaneleyo ukunika utshintsho olugqithiseleyo ukusuka kumbono womda ukuya ekufundeni. Ukuba ikhethiweyo ikhefu likhethiweyo, amandla angakumbi okufunda anokunqunyulwa xa iilensi zenziwe.

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I-Corridor esifutshane

Kukho iintsuku zokuba uhlawulele imfashini yee-lens eziqhubekayo. Ixabiso elincinci ngaphezu kweelensi eziqhubekayo eziqhelekileyo, ii-lens ezifutshane ezihamba phambili zenzelwe ukuba zingene kwiifom ezincinci. Ngenxa yobukhulu bayo, nangona kunjalo, kuthatha i- optician enekhono ukuba ivumelane ngokufanelekileyo. Unokuba nobunzima bokulungelelanisa iilensi ezihamba phambili eziqhelekileyo ngenxa yokuba "i-corridor" yokufunda imbono ayibubanzi kakhulu, ibangela ukuphazamiseka xa ukhangela ngaphandle kwekrididi. Ukuba ukhangele phantsi ukuze ufunde, qiniseka ukuba ujonge phambili, kungekho ngaphandle. Ezi iilenti ezikhethekileyo zivela kwi $ 250-400.

Izinzuzo - Unokukhetha isakhelo esincinane kunokuba kwenzeka ngaphambili.
Iingxaki - Unokuba nobunzima ukulungelelanisa iilensi ezihamba phambili eziqhelekileyo ngoba i-"corridor" yokufunda imbono ayibubanzi kakhulu, ibangela ukuphazamiseka xa ukhangela ngaphandle kwekrididi.

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Iikhompyutheni zeNkqubo zeComputer

Iilensi eziqhubekayo zekhompyutheni, ezaziwa nangokuthi "iisensi zee-lens" okanye "ezinjengeentloko zengqondo eziphambili", zenzelwe ukusetyenziswa kwiofisi kwaye zenzelwe ukubonelela ngokucacileyo imbono malunga neekhilomitha ezili-16 ukuya kwii-6. Iilensi eziqhubekayo zekhomputha zilungele abantu abafuna imbonakalo ecacileyo kwimida ephakathi nendawo esondeleyo njengabadwebi, abaculi, oogqirha bamazinyo, abalayibrari, abaqashi bezinwele, abachwephesha, abadwebi kunye nabahleli.

Ukuba usebenzisa iikhomputha ngaphezu kweeyure ezine ngosuku, ezi iilensi zikulungele kwaye zincede ukunciphisa ukukhathala okubonakalayo, okanye i- computer vision syndrome . Ezi iilensi nazo zivumela ukuba kubekho isimo esingcono, okwenza kube lula ukubeka intloko yakho kwindawo engaphezulu. Iilensi eziqhubekayo zekhomputha ziquka ngokubanzi kwixabiso ukusuka ku-$ 150-250.

Izinzuzo - Ii-lens zekhompyutheni zandisa kakhulu induduzo eyabonakalayo kunye neyamehlo yamehlo kwaye ithintela uhambo kwi-chiropractor. Ukugqoka i-lens eqhubekayo rhoqo kwi-lens kwikhompyutheni ngokuqhelekileyo kudala intamo elukhuni njengoko uzama ukubamba intloko yakho ukucima umbono wakho ngokujonga ngenye inxalenye yelensi.
Iingxaki - Iikhompyutheni zekhompyutheni yimbini yeeklasi ezizimeleyo ukwenzela ukuba usasafuna iiglasi zakho zonke iintsuku zonke.

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Iintshukumo zokuQala kweeNyanga

Iilensi eziqhubekayo zee-premium zibizwa ngokuba yi "fomati yefom ezamahala" okanye "iteknoloji yangaphambili. Iilensi eziqhubekayo zee-premium zinikeza indawo enkulu yokufunda, engenakho ukungaziphambuki. Umbono udla ngokucacileyo, njengoko la ma-lens aqhelekileyo angama-100 e-digitally or surface. Ezi lensi zikhompyutheni ezenzelwe utshintsho oluncinci ukuvumela zombini iliso ukusebenza kunye. Zivame ukubandakanya into yokuba unamehlo aphezulu. Oku kulungelelanisa imithi yakho kunye nesakhelo osifunayo. Esikhundleni sokudibanisa i-lens design, njengendlela yekhilomitha emfutshane, i-lens ilungelelaniswe ngokupheleleyo ukuze zonke iindidi zamandla zihambelane nantoni na. Njengoko kulindelwe, la ma lensi ayabiza ngaphezu kweelensi ezihamba phambili okanye ezingenayo. Ezi lens zivela kwii-600-800 zamaRandi.

Izinzuzo - Iilensi eziqhubekayo ze-premium ziyilo lokoqobo ukudibanisa zombini isakhelo sokukhanya kwamehlo, i-prescription yakho kunye nesimo sakho somzimba. Ngokuqhelekileyo kulula kakhulu ukulungelelanisa kwaye baninzi kakhulu "ukubhukuda," ukuchaphazeleka okanye ukuziva udizzy kunye nokuhamba kwentloko. Ngamanye amaxesha, ezi lens zivakalelwa ngathi azigqoki i-lens multitifocal.
Iingxaki - Iilensi eziqhubekayo ze-premium zihlala zibiza ngeendleko ezingaphezulu kwee-lens eziqhubekayo rhoqo. Ngaphandle kwezicwangciso zembono, i-co-pay pay tend to be higher. Ezi iilensi mazizithengiwe kwiofisi yegqirha ene-teknoloji yokongezelela ukuthatha imilinganiselo yedijithali efunekayo ukuvelisa ezi lensi.

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I-Ground-view I-Lenses Progressive

Iilensi eziqhubekayo zokujonga izinto ezihamba phambili zilungile kwizigulane ezisebenzayo ezifana nemisebenzi yangaphandle njengegalufa. Ezi lens eziqhubekayo zinekhono lobugcisa lobunikazi obonakalisa ngokuphambanisa ukuphazamiseka kwentsholongwane. Banikezela "inzuzo yomhlaba" inzuzo ekufuneka ifane nombono wendalo. Ezi lens zivela kwi $ 350-550.

Izinzuzo - Umbono womhlaba oqhubekayo lens unikeza enye indawo ephantsi kunye namacala omlingo ovumela imbonakalo engcono xa ukhangela phantsi, usebenzisa ikhomputha okanye ukuqhuba. Enye inzuzo kukuba abagadi begalufu bangabheka phantsi baphumelele inxalenye yokufunda kwaye kukho enye indawo ephakathi ebonisa imbono ecacileyo ngexesha eliphakathi ... malunga nokuba ibhola ikhona emhlabeni. I-lens yokuqhubela phambili iqhubela phambili ingenza loo ndawo ingabonakali kwaye ingabonakali.
Iintsilelo - Nangona zihlala zingaphantsi kwama-lens aqhubekekayo, zihlala zithatha iindleko ezingaphezulu kweelensi ezihamba phambili. Kwakhona, zifumaneka kuphela kubavelisi abambalwa.

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Iinguqu zeTrans®® eziqhubekayo

"Iinguqulelo zeTrans®®" zivame ukudideka kunye ne "lenses eziqhubekayo." Ukutshintshela nje ngumqondiso wentsholongwane yech photochromatic. Iilensi ze-photochromatic zimnyama ngokuzenzekelayo xa ziboniswe ekukhanyeni kwe-ultraviolet. Banika umthunzi ngamehlo. Xa uhamba ungena ngaphakathi, khawuleza utshintshe ukucima kwakhona. Iilensi ze-photochromatic ngokubanzi naziphi na ezivela kwi $ 80-150 ngaphezu kwexabiso eliqhelekileyo lensenti yokuqhubekayo.

Iinzuzo - Ii-lens photochromatic zinikezela ukuba neeklasi ezimbini zeglasi ngaphakathi nangaphandle. Zivumelanisa nezimo ezikhanyayo.
Iintsilelo - Iilente ze-photochromatic ngezinye iinkhathi azimnyama njengokuba ungathanda kwimoto. Iimoto ezenza iimoto zibeka ukukhuselwa kwe-UV kwiphepha lemimoya yeemoto ezininzi ukwenzela ukuba ukukhanya kwe-UV engena emotweni kunye nokushaya ii-lens zakho akunamandla. Usenokuba unqwenela ukuba nesibini yezibuko zelanga.

_{I-Identifier ye-Lens Progressive, i-Vision Council Optical Lab Edition, ngu-2015/16 Edition.}