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Lilense tsa mahlo tsa HMC tse putsoa tse khaotsoeng ka PC tse 1.59 tse sehiloeng ka Bifocal Invisible Photochromic Gray
Jwalo ka ha lebitso le bontsha, seipone sa bifocal se na le kganya tse pedi. Ka kakaretso, se sebedisetswa ho bona sebaka, jwalo ka ho kganna le ho tsamaya ka maoto; Se latelang ke ho bona kganya e haufi, ho bona haufi, jwalo ka ho bala, ho bapala fono ya thekeng le tse ding. Ha lense ya bifocal e sa tswa tswa, e ne e nkuwa e le Evangedi ya myopia + presbyopia, e leng se fedisang bothata ba ho tsofala le ho tsofala kgafetsa, empa jwalo ka ha batho ba sebedisa, ho fumanwa hore mefokolo ya lense ya bifocal le yona e na le tse ngata.
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Lilense tsa mahlo tsa 1.56 Blue Cut Bifocal Flat Top Photochromic Gray HMC Optical
Likhalase tse fetolang 'mala li ka fetola 'mala ka khanya, joalo ka sootho kapa enke khanyeng e matla ea kantle, le e bonaletsang ka tlung, li ka bapala karolo ea tšireletso mahlong, haholo-holo thibelong ea mahlaseli a kotsi a letsatsi le letsatsi 'me ho sefa khanya e putsoa ho thusa haholo.
Bakeng sa batho ba nang le myopia ba hlokang ho roala likhalase tsa letsatsi hore ba tsoe, likhalase tse fetolang 'mala li ka fokotsa moroalo oa ho nkela likhalase tsa myopic le likhalase tsa letsatsi sebaka, 'me li ka boela tsa rarolla bothata ba hore basali ba bang ha ba bonolo ho jara likhalase tse ngata ntle le lipokotho.
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Lilense tsa Optical tsa Blue Cut Photochromic Gray HMC tse 1.59 pc
Kaofela rea tseba hore lilense li bapala karolo ea bohlokoa para e loketseng ea likhalase, kahoo ha re khetha lilense, re lokela ho etsa likhetho ho latela mosebetsi oa rona, litlhoko tsa bophelo le tikoloho ea mosebetsi. Mohlala, baithuti, bakhanni, lingaka, jj., batho ba joalo ba na le litlhoko tse phahameng tsa pono bakeng sa 'mala le sebaka.
Ka hona, ha o khetha lilense, ho lokela ho khethoa lilense tse se nang 'mala le tse bonaletsang.
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1.74 Blue Cut Spin Photochromic Gray HMC Optical lilense
Lense ea resin ke lense e entsoeng ka ho kopanya lik'hemik'hale le ho bentša ka resin e le thepa e tala. Lense ea resin e na le melemo e totobetseng, boima ba eona bo bobebe, bo aparoa hantle haholoanyane; Ea bobeli, lense ea resin e na le khanyetso e matla ea tšusumetso 'me ha e tetebele ebile e sireletsehile; Ka nako e ts'oanang, lense ea resin e boetse e na le phetiso e ntle ea leseli; Ho phaella moo, lilense tsa resin li bonolo ho sebelisoa hape ho fihlela litlhoko tse khethehileng. 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 roala, kahoo li fetohile karolo e ka sehloohong ea lilense 'marakeng.
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1.71 Blue Cut Spin Photochromic Gray HMC Optical lilense
Boleng ba substrate bo etsa qeto ea ho tšoarella ha lense le ho tšepahala ha sekoahelo. Substrate e ntle e hlakile ebile e khanya, e sebelisoa nako e telele ebile ha e bonolo ho e etsa mosehla; 'Me lilense tse ling ha li sebelise nako e telele holim'a mosehla, kapa esita le ho koahela. Lense e ntle ntle le mengoapo, mengoapo, bokaholimo bo boea, ho petsoha, lense e oblique ho fihlela tlhokomelo ea leseli, qetello e phahame haholo. Ha ho na letheba, lejoe, mola, bubble, lepetso ka hare ho lense, 'me leseli lea khanya.
Ha index ea refractive e phahame, lense e ba tšesaane, 'me theko e ba holimo.
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1.67 Lilense tsa HMC Optical tse putsoa tse sehiloeng ka 'mala o moputsoa
lense e ntle, thepa ke senotlolo
Thepa ea para ea lilense e bapala karolo ea bohlokoa phetisong ea tsona, ho tšoarella le palo ea Abbe (paterone ea mookoli holim'a lense). E ka etsa lipatlisiso tse tebileng le nts'etsopele ea thepa, ka boleng bo laolehang le ts'ebetso e ntle haholo.
lera la filimi, etsa hore lense e be bonolo ho e apara
Lera le letle la filimi ea lense le ka fa lense ts'ebetso e ntle haholo, eseng feela ts'ebetso ea optical joalo ka phetisetso e ntlafalitsoeng haholo, ho thatafala ha eona, ho hanyetsa ho tsofala le ho tšoarella ho tla ntlafala haholo.
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Lilense tsa 1.61 Blue Cut Spin Photochromic Gray HMC Optical
Resin ke exudate ea hydrocarbon (hydrocarbon) e tsoang limela, haholo-holo lifate tsa conifer, e nkoang e le ea bohlokoa bakeng sa meaho e meng e khethehileng ea 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 ho kopanya lik'hemik'hale le ho bentša ka resin e le thepa e tala. Lense ea resin e na le melemo e totobetseng, boima ba eona bo bobebe, bo aparoa hantle haholoanyane; Ea bobeli, lense ea resin e na le khanyetso e matla ea tšusumetso 'me ha e tetebele ebile e sireletsehile; Ka nako e ts'oanang, lense ea resin e boetse e na le phetiso e ntle ea leseli; Ho phaella moo, lilense tsa resin li bonolo ho sebelisoa hape ho fihlela litlhoko tse khethehileng. 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 roala, kahoo li fetohile karolo e ka sehloohong ea lilense 'marakeng.
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Lilense tsa Optical tse sehiloeng ka pono e le 'ngoe tse 1.56 tse sehiloeng ka 'mala o moputsoa
Hangata, ho na le mefuta e tšeletseng ea index ea refractive ea 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, leha maqephe a khalase a boetse a na le index e tlase ea refractive, joalo ka 1.60 le 1.71.
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Lilense tsa mahlo tsa HMC tse nang le 'mala o moputsoa oa 1.56 Blue Cut Photochromic Gray
Lense ke thepa e bonaletsang e nang le bokaholimo bo le bong kapa ho feta bo kobehileng bo entsoeng ka thepa ea optical joalo ka khalase kapa resin. Kamora ho bentša, hangata e kopanngoa likhalaseng tse nang le foreimi ea khalase ho lokisa pono ea mosebelisi le ho fumana sebaka se hlakileng sa pono.
Botenya ba lense bo itshetlehile haholo hodima index ya refractive le tekanyo ya lense. Dilense tsa myopic di tshesane bohareng mme di teteaneng ho potoloha mathoko, ha dilense tsa hyperopic di fapane. Hangata ha tekanyo e le hodimo, lense e tenya; Ha index ya refractive e le hodimo, lense e tshesane.
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Lilense tsa Optical tsa HMC tse tsoetseng pele tsa PC tse 1.59 Progressive Photochromic Gray
Lense e fetolang 'mala e thehiloe molao-motheong oa tautometry ea photochromatic e ka fetoloang, lense e ka fifala kapele tlas'a khanya e matla le khanya ea ultraviolet, ea thibela khanya e matla le ho monya khanya ea ultraviolet; Kamora ho khutlela lefifing, lense e khutlisa boemo bo se nang 'mala le bo bonaletsang kapele ho netefatsa hore lense e fetisa. Ka hona, lense e fetolang 'mala e loketse haholo bakeng sa tšebeliso ea ka tlung le kantle, haholo-holo tikolohong ea kantle ho thibela khanya e matla, ultraviolet, khanya e phatsimang le tšenyo e 'ngoe mahlong, e loketse kantle haholo, mahlo a utloang bohloko ke ho hlasimoloha ha khanya, a fokotsa mokhathala oa mahlo. Kamora ho roala likhalase tse fetolang 'mala, u tla bona ka tlhaho le ka boiketlo tlas'a khanya e matla, qoba metsamao e lefellang joalo ka ho shebisisa mahlo, le ho fokotsa mokhathala oa mahlo le mesifa e potileng mahlo.
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1.56 Lilense tsa Optical tsa Progressive Photochromic Gray HMC
Lilense tse fetolang 'mala oa mahlo ke tsa likhalase tsa letsatsi le letsatsi, liofisi tsa ka tlung, lipapali tsa kantle, li ka aparoa. Haholo-holo ho ea phomolong, basebetsi ba feteletseng lebōpong la leoatle, lehloa kapa libakeng tsa tropike, ho nka lifoto, bohahlauli, batho ba ratang ho tšoasa litlhapi, batho ba lilemo li mahareng le ba hōlileng kapa ho tšaba ho nka lifoto mahlong, ba hloka ho apara likhalase tsa letsatsi tse telele, mesebetsi ea kantle ea ka tlung e atisa ho fapanyetsana bacha, ho phehella lihlopha tsa bacha tsa feshene.
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Lilense tsa mahlo tsa 1.56 Bifocal Round Top Photochromic Gray HMC Optical
Likhalase tsa bifocal li loketse haholo hore batho ba hōlileng ba li sebelise, 'me li ka finyella pono e haufi le e hole. Ha batho ba tsofala, mahlo a bona a tla fokotseha 'me mahlo a bona a tla fetoha botsofali. 'Me likhalase tsa bifocal li ka thusa batho ba hōlileng ho bona hole le ho bona haufi.
Lense e habeli e boetse e bitsoa lense ea bifocal, e kenyeletsang haholo-holo lense e bataletseng holimo, lense e chitja holimo le lense e sa bonahaleng.
Lilense tsa likhalase tsa bifocal lia hlokahala ho kenyelletsa hyperopia diopter, myopia diopter kapa downlight. Sebaka se hole sa pupillary, haufi le pupillary.
