Kwihlabathi lanamhlanje, inani labantu eliphantsi liyanda yonke imihla. Ukuze babone ihlabathi ifiphale, abantu kufuneka baye kugqirha - ukukhetha iindondo ezifanelekileyo ukuze ubone. Kugqirha wamehlo iza kuvavanya acuity ezibonwayo, uya kuthetha malunga nemisebenzi ephambili yale ndlela wokulungiswa amisele ukuba udokotela ngalo sele kunokwenzeka ukuba isicelo yokukhanya.
Ukukhethwa izibuko in evenkileni ngoku eyenzekayo
Nokuba ngaba ungathanda ukuya kumaziko empilo oluntu, ayikho ingxaki. ezithengiswa Modern zifundisa kuphela uluhlu olubanzi amanqaku, kodwa Iinkonzo ngenketho lwabo. Xa imo opticians abaninzi izixhobo ekunene yokuhlola acuity olubonakalayo, imeko ngeliso, balinganise umgama phakathi abafundi, ngoncedo apho ugqirha wamehlo afanelekayo apho kuya kunceda ufumane iiglasi ukuba umbono. umsebenzi wakho uya kuba ukukhetha kuphela isakhelo yakho oyithandayo.
Ukhetho lezakhelo: ubuqili ezingaziwayo
Ukuba uceba ukunxiba iindondo lonke ixesha, ngoko musa uthabathe isakhelo wokuqala ofumanekayo. Evela kuye iya kuxhomekeka uthenga ukuba izibuko ezinamagama ukubona okanye bafumane imodeli, ngathi uninakhulu yommelwane. Zama phezu iinketho ezimbalwa, khetha leyo kakhulu wayethandeka. Nceda uqaphele ukuba, ukuba wena ekhululekile kwisithuthi sakho. Ngokusesikweni, awuna uzive kongqameko impumlo, iindlebe kunye iindondo musa ukutyhala. phedi Nose, ezo baxhotyiswe ezininzi modeli kufuneka kulawulwe lula nokutshintswa ukuze izibuko abayi lunokuyitshintsha yaye akuyi kuwa. Cinga ukuba wena, umzekelo, ukubona, kufuneka ukubamba iiglasi iiyure malunga 16 ngosuku, kuyaphela incinane ekuyeni ekupheleni kosuku kuya kubangela ukudinwa zasendle yaye akhawuleze ukucaphuka. Kwakhona, musa ukulibala ukuba sine ukuba ithembekile; kukulungele ukuba ahlawule kancinane kakhulu, kodwa ke ungakhetha izinto ezomeleleyo kakhulu. Ngenxa iingongoma iimbono kuba zastrahueshsya ekukhubekeni, ukuwela ezandleni zabantwana, okanye nje into yokuba babe umntu ngengozi Kholosa ngesandla okanye ahlale phantsi.
Khetha lens best
Kokuba kuchaziwe undi, kuyimfuneko ukuba uqhubeke kukhetho lo iilensi yeendondo ukuba embonweni. Abantu abaninzi bakholelwa ukuba oku ukwenza wamehlo. Kodwa ugqirha ukhetha kuphela isixa ilungelo diopters, simisela umgama ofunekayo phakathi embindini ilens, kodwa izinto ukusuka apho kwenziwa, kuya kufuneka bakhethe ezabo. Xa ngokukhanya mihla inika iglasi zakudala kunye neefestile zeplastiki.
Izinto eziluncedo nezingeloncedo lens ezahlukeneyo
Kule mihla, abantu abaninzi ukhethe izibuko zesiqhelo, kuba ukukhula turbid, kwaye nokugcina eyingozi. Ukongeza, iglasi eqhelekileyo photochromic angenza ntoni, yaye baya mnyama ilanga, ngexesha elifanayo enza indima zelanga. iglasi kananjalo isale esikhethekileyo anti-ilitha kunye nokwenziwa ngamaza, ngoko kukho iiglasi ezikhethekileyo umsebenzi ikhompyutha kunye yokuqhuba. Kodwa izibuko ngokuba umbono, ukuba amadoda nabafazi, kunye lenses iiglasi babe nobubi. Umzekelo, iglasi ulula, omnye ukuwa embi phantsi yaye kufuneka ukuba uye kugqirha wamehlo ukuba izibuko elitsha. Kwakhona, lenses zeglasi zinzima kwaye uphephe amanqaku afakwe ibhulorho empumlweni kwi izibuko rhoqo ayiyi kuphumelela. Iplastiki (polycarbonate) lens amaxesha 2 ikhaphukhaphu iglasi, abasakwazi kunzima ukwahlukana, kodwa unako phina. Ukongezelela, abantu abaphethwe astigmatism, kuphela polycarbonate ezifanelekileyo, ngenxa nto ingenziwa diopter lens amagophe kabini.