Ngisho nabantu abanombono ophelele ngezinye izikhathi bafuna ukuthenga amalensi oxhumana nabo . Phela, ngosizo lwabo ungakwazi ukuqinisa umthunzi wemvelo wamehlo noma ukuguqula ngokujulile, kanye nokufihla ngokuphelele ezinye iziphambeko, isibonelo, umphimbo, ukulimaza noma ukungabikho kwesigaba se-iris. Ngaphezu kwalokho, kunezinhlamvu ezikhethekile ezimibalabala ngaphandle kwama-dioptries okuvumela ukuba uhlanganise nemifono nemifashane yemisindo yezemikhosi kanye namaqembu athile.
Ama-lens ombala wokuxhumana ombala ngaphandle kwama-diopters
Uhlobo lwezesekeli ezichazwe lubizwa ngokuthi i-cosmetic.
Ama-lensi anjalo anezinhlangothi ezimbili. Owokuqala, ophakathi, utholakala ngokuphambene nomfundi futhi awunayo umbala, ngoba wenza imisebenzi ebonakalayo. Ngesibili, ingxenye eyinhloko, iphethini eyinkimbinkimbi ibhalwe phansi, ilandele iphethini yemvelo ye-iris. Le ndawo i-opaque ngokuphelele, ukuze amalensi embuzweni akuvumele ukuba umboze ngokuphelele umbala wakho weso, noma ngabe unobundu omnyama.
Ngokuvamile amadivayisi anjalo anconywa abantu abaneziphambeko zezimonyozi ku-iris. Futhi noma yikuphi, ngisho nemithunzi engavamile, njenge:
- i-violet;
- umnyama;
- elibomvu;
- obomvu ;
- isafire;
- i-emerald;
- ophuzi;
- isaladi yokugqoka;
- i-orange.
Kufanele kuqaphele ukuthi amalensi ombuzo anemibuzo ethile. Isibonelo, ngaphansi kwezimo ezithile umfundi ukhula kakhulu, kakhulu kangangokuthi uya ngaphesheya kwendawo ye-optical. Ngenxa yalesi sizathu, kungase kube nomuzwa wokuthi kukhona okuphazamisa ukubukeka.
Ama-lens ombala wamehlo ngaphandle kwe-dioptta afana ne-"crazy"
I-version ehlinzekiwe yezesekeli ihloselwe ukwengeza izithombe eziphathekayo. Ngaphandle kwamaphethini ahlukene kakhulu, lawo madivayisi akhiqizwa ngobukhulu obungavamile. Kukhona amalensi ane-diameter ekhulisiwe, okuyinto ebonakalayo yenza amehlo aphezulu. Izesekeli ezikhiqizwayo zokushintsha umbala we-iris hhayi kuphela, kodwa futhi iphrotheni iso
Njengomthetho, uhlobo oluthiwa lwamadivaysi alusetshenzisiwe ngaphezu kwezikhathi ezingu-1-2, ngakho-ke ilanga elilodwa lemibala elicwebezelayo yohlobo lwe "crazy" ngaphandle kwama-dioptries luthandwa. Zinezindleko eziphansi kakhulu futhi azidingi ukuthengwa kwemikhiqizo ye-ophthalmic eyengeziwe (isisitoreji esitoreji, isisombululo se-disinfectant, izitsha).
Ukuze uqoke izesekeli kungenzeka kunoma yisiphi isithombe, ukuhlanganiswa kwamalensi okucatshangwa kucebile kakhulu futhi kufaka imibala ngokulingisa amehlo ezilwane ezihlukahlukene, amaphethini wejometri, imibhalo, izimpawu kanye namabhujiji wezinkampani zezemidlalo. Ngaphezu kwalokho, kukhona okukhanyayo emnyama, i-neon lens. Babonakala behlaba umxhwele emacimbini okudansa, kumaqembu.
Ama-lens axhumene nama-diopters
Uma ikhadi lishintsha umbala wamehlo noma ukwandisa usayizi wabo, akusikho isifiso, kungcono ukusizakala uhlobo oluthile lwezesekeli. Ama-lensi anjalo aqoshwe ngokulinganayo phezu kwendawo yonke, ngaphandle kwamaphethini. Ngesikhathi esifanayo, umbala awukali kakhulu futhi iris ingabonakala kalula ngokusebenzisa i-lens yokuxhumana.
Amadivaysi aqoshiwe angathuthukisa ukugcwala kombala wemvelo wamehlo, anikeze ngokujulile, ukuvelela, mhlawumbe afana nezwi kuya emabhuloki. Amalensi ahlongozwayo iris iris - blue, gray noma
- umnyama;
- ipephu emnyama;
- obomvu;
- i-indigo;
- i-azure.
Imibala engenhla yama-lens ikuvumela ukuba ugcizelele i-caryu iris emnyama, engeza kuyo imithunzi engavamile.