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1.59 PC Blue cut Bifocal Invisible Photochromic Gray HMC Optical lenses
Joalokaha lebitso le bontša, seipone sa bifocal se na le khanya e 'meli. Ka kakaretso, e sebelisetsoa ho bona sebaka se hōle, joaloka ho khanna le ho tsamaea; Se latelang ke ho bona khanya e haufi, ho bona haufi, joalo ka ho bala, ho bapala mohala oa thekeng joalo-joalo. Ha lense ea bifocal e tsoa feela, e ne e hlile e nkoa e le Kosepele ea myopia + presbyopia, e felisang bothata ba ho khetha le ho apara khafetsa, empa ha batho ba sebelisa, ho fumanoa hore mefokolo ea lense ea bifocal e boetse e na le ba bangata.
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1.56 Blue Cut Bifocal Flat Top Photochromic Gray HMC Optical lenses
Mebala-fetola likhalase ka fetola 'mala le khanya, tse kang sootho kapa enke ka ntle khanya e matla,' me e bonaletsang ka hare ho ntlo, ka phetha karolo e sireletsang mahlong a, haholo-holo ka ho thibela mahlaseli a kotsi a ultraviolet le putsoa leseli filtara ke ea. thuso e kgolo.
Bakeng sa batho ba nang le myopia ba hlokang ho roala likhalase tsa mahlaseli ho tsoa, likhalase tse fetolang mebala li ka boloka moroalo oa ho nkela likhalase tsa myopic le likhalase tsa mahlaseli, hape li ka rarolla bothata boo basali ba bang ba seng bonolo ho jara likhalase tse ngata ntle le lipokothong.
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1.59 pc Blue Cut Photochromic Gray HMC Optical lenses
Kaofela rea tseba hore lilense li bapala karolo ea makhaola-khang likhalaseng tse loketseng, kahoo ha re khetha lilense, re lokela ho khetha ho latela mosebetsi oa rona, litlhoko tsa bophelo le sebaka seo re sebetsang ho sona. Ka mohlala, liithuti, bakhanni, lingaka, joalo-joalo, batho ba joalo ba na le litlhoko tse phahameng tsa pono bakeng sa 'mala le sebaka.
Ka hona, ha u khetha lilense, lilense tse se nang mebala le tse hlakileng li lokela ho khethoa.
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1.74 Blue Cut Spin Photochromic Gray HMC Optical lenses
Lense ea Resin ke lense e entsoeng ka motsoako oa lik'hemik'hale le ho bentša ka resin joalo ka lisebelisoa tse tala. Lense ea resin e na le melemo e totobetseng, boima ba eona bo bobebe, bo apere ho phutholoha haholoanyane; Taba ea bobeli, lense ea resin e na le ts'ebetso e matla ea ho hanyetsa 'me ha e fokotsehe ebile e bolokehile; Ka nako e ts'oanang, lense ea resin e boetse e na le phetiso e ntle ea leseli; Ntle le moo, lilense tsa resin li bonolo ho etsoa hape ho fihlela litlhoko tse ikhethang. Qetellong, hammoho le boqapi le ntlafatso ea ts'ebetso ea ho roala, lilense tsa resin le tsona li na le khanyetso e ntle ea ho apara, ka hona, e se e le tsona tse ka sehloohong tsa lilense 'marakeng.
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1.71 Blue Cut Spin Photochromic Gray HMC Optical lenses
Boleng ba substrate bo etsa qeto ea ho tšoarella ha lense le ho tšepahala ha ho roala. Substrate e ntle e hlakileng le e khanyang, e sebelisa nako e telele ebile ha ho bonolo ho ba mosehla; 'Me lilense tse ling ha li sebelise nako e telele ho mosehla, kapa esita le ho roala. Lense e ntle ntle le mengoallo leha e le efe, mengoapo, bokaholimo bo boea, pitting, lense oblique ho kopana le pono e khanyang, pheletso e phahame haholo. Ha ho na letheba, lejoe, mola, bubble, ho phatloha ka hare ho lense, 'me leseli lea khanya.
Ha index ea refractive e phahame, lense e fokotseha, 'me theko e phahame.
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1.67 Blue cut Spin Photochromic Gray HMC Optical lenses
lense e ntle, thepa ke senotlolo
Thepa ea lilense tse peli e phetha karolo ea bohlokoa phetisong ea tsona, ho tšoarella le palo ea Abbe (mohlala oa mookoli holim'a lense). E ka etsa lipatlisiso tse tebileng le nts'etsopele ea lisebelisoa, ka boleng bo laolehang le ts'ebetso e ntle haholo.
lera la filimi, etsa hore lense e be bonolo ho e apara
Lense e ntle ea filimi e ka fana ka ts'ebetso e ntle haholo ea lense, eseng feela ts'ebetso ea optical e kang transmittance e ntlafalitsoeng haholo, ho thatafala ha eona, ho hanyetsa ho apara, ho tšoarella ho tla ntlafatsoa haholo.
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1.61 Blue Cut Spin Photochromic Gray HMC Optical lenses
Resin ke hydrocarbon (hydrocarbon) exudate e tsoang limela, haholo-holo li-conifers, tse bohlokoa bakeng sa likarolo tse ling tse khethehileng tsa lik'hemik'hale. Resin e ka aroloa ka mefuta e 'meli ea resin ea tlhaho le resin ea maiketsetso, 'me lense ea resin ke lense e entsoeng ka motsoako oa lik'hemik'hale le ho bentša ka resin joalo ka lisebelisoa tse tala. Lense ea resin e na le melemo e totobetseng, boima ba eona bo bobebe, bo apere ho phutholoha haholoanyane; Taba ea bobeli, lense ea resin e na le ts'ebetso e matla ea ho hanyetsa 'me ha e fokotsehe ebile e bolokehile; Ka nako e ts'oanang, lense ea resin e boetse e na le phetiso e ntle ea leseli; Ntle le moo, lilense tsa resin li bonolo ho etsoa hape ho fihlela litlhoko tse ikhethang. Qetellong, hammoho le boqapi le ntlafatso ea ts'ebetso ea ho roala, lilense tsa resin le tsona li na le khanyetso e ntle ea ho apara, ka hona, e se e le tsona tse ka sehloohong tsa lilense 'marakeng.
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1.56 Semi Finished Single Vision Blue Cut Optical Lenses
Hangata, ho na le mefuta e tšeletseng ea li-refractive index tsa lilense tsa resin: 1.50, 1.56, 1.60, 1.67, 1.71 le 1.74. Haeba u batla index e phahameng ea refractive, u ka nahana feela ka lilense tsa khalase, tse nang le 1.80 le 1.90 tseo u ka khethang ho tsona. Ke feela hore lilense tsa khalase ha li sebelisoe hangata matsatsing ana, le hoja maqephe a khalase a boetse a na le li-indices tse tlaase tsa refractive, tse kang 1.60 le 1.71.
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1.56 Blue Cut Photochromic Gray HMC Optical lenses
Lense ke thepa e bonaletsang e nang le sebaka se le seng kapa ho feta se kobehileng se entsoeng ka lisebelisoa tsa optical joalo ka khalase kapa resin. Ka mor'a ho bentša, hangata e kopantsoe ka likhalase tse nang le foreimi ea khalase ho lokisa pono ea mosebedisi le ho fumana sebaka se hlakileng sa pono.
Botenya ba lense bo itšetlehile haholo ka index ea refractive le tekanyo ea lense. Lilense tsa Myopic li tšesaane bohareng 'me li teteaneng ho pota-pota, ha lilense tsa hyperopic li fapane. Hangata ha tekanyo e phahame, lense e ba e tenya; Ha index ea refractive e phahame, lense e ba tšesaane
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1.59 Lilense tsa Optical tsa PC tse Tsoelang Pele tsa Photochromic Gray
Lense e fetolang mebala e itšetlehile ka molao-motheo oa photochromatic tautometry reversible, lense e ka fifala ka potlako tlas'a leseli le matla le khanya ea ultraviolet, e thibela leseli le matla le ho monya leseli la ultraviolet; Kamora ho khutlela lefifing, lense e khutlisetsa kapele boemo bo se nang 'mala le pepeneneng ho netefatsa phetiso ea lense. Ka hona, lense e fetolang mebala e loketse haholo bakeng sa tšebeliso ea ka hare le ea ka ntle, haholo-holo sebakeng sa ka ntle ho thibela khanya e matla, mahlaseli a kotsi, mahlaseli a kotsi le tšenyo e 'ngoe ea mahlo, e loketseng ka ntle ho feta, mahlo a nang le boikutlo ba ho susumetsa khanya, ho fokotsa mokhathala oa mahlo. . Ka mor'a ho roala likhalase tse fetolang mebala, u tla bona ka tlhaho le ka boiketlo ka tlas'a khanya e matla, u qobe metsamao ea matšeliso e kang ho squinting, le ho fokotsa mokhathala oa mahlo le mesifa e pota-potileng mahlo.
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1.56 Lilense tse tsoelang pele tsa Photochromic Gray HMC Optical
Lilense tsa optical tse fetolang mebala ke tsa likhalase tsa letsatsi le letsatsi, ofisi ea kahare, lipapali tsa kantle, li ka apesoa. Haholo-holo ho ea phomolong, basebetsi ba feteletseng lebōpong la leoatle, lehloa kapa tropike, ho nka lifoto, bohahlauli, batho ba chesehelang ho tšoasa litlhapi, batho ba lilemong tse bohareng le maqheku kapa mahlo a photophobia, ba hloka ho roala likhalase tsa mahlo, myopia, mesebetsi ea ka ntle hangata e fapanyetsana bacha, ho lelekisa feshene. lihlopha tsa bacha.
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1.56 Bifocal Round Top Photochromic Gray HMC Optical lenses
Likhalase tsa bifocal li loketse haholo-holo ho sebelisoa ke maqheku, 'me li ka finyella pono e haufi le e hole. Ha batho ba tsofala, mahlo a bona a tla foufala, mahlo a bona a fole. ’Me likhalase tsa bifocal li ka thusa batho ba hōlileng ho bona hōle le ho bona haufi.
Lense e 'meli e boetse e bitsoa bifocal lens, eo haholo-holo e kenyelletsang lense e ka holimo e bataletseng, lense e ka holimo e chitja le lense e sa bonahaleng.
Lilense tsa likhalase tsa bifocal lia hlokahala ho kenyelletsa hyperopia diopta, myopia diopta kapa khanya e tlase. Sebaka se hole sa pupillary, haufi le pupillary distance.
