Lapho ukhetha ama-lens we-eyeglass, kunezici ezimbalwa okufanele uzicabangele.Isici esibalulekile okufanele usikhumbule yi-material yelensi.Amalensi engilazi abe yinketho edumile iminyaka ngenxa yokuqina kwawo nokucaca kwawo.
Amalensi engilazi enziwe ngezinto ezisezingeni eliphezulu futhi ahlinzeka ngokulungiswa okuhle kokubona.Bahlinzeka ngama-optics acacile, okuwenza alungele abantu abanezidingo eziphakeme zencwadi kadokotela.Ukwengeza, amalensi engilazi awakwazi nokuklwebheka, okusho ukuthi ahlala ecace isikhathi eside kunezinye izinto zamalensi.
Kodwa-ke, okunye okungalungile kwama-glass lens isisindo.Avame ukuba nzima kunezinye izinto zamalensi futhi angabangela ukungakhululeki uma egqokwe isikhathi eside.Noma kunjalo, ukuthuthuka kobuchwepheshe besimanje belensi kwenze amalensi engilazi aba mancane, aba lula, futhi akhululeke kakhudlwana ukuwagqoka.
Lapho ukhetha ama-lens engilazi, kubalulekile ukucabangela uhlobo lokulungiswa kombono okudingayo.Uma unencwadi kadokotela ephakeme, kutuswa ukuba ukhethe amalensi engilazi anenkomba ephezulu ye-refractive.Lawa ma-lens mancane, alula, futhi anethezeke kakhudlwana ukuwagqoka ngenkathi esahlinzeka ngokulungiswa kombono okuphelele.
Esinye isici okufanele sicatshangelwe ukumbozwa kwamalensi.Nakuba amalensi engilazi ngokwemvelo amelana nokuklwebheka, ukwengeza okokuvikela kungathuthukisa ukuqina kwawo.Izembatho ezimelene ne-reflective nazo ziyanconywa njengoba zinciphisa ukukhanya futhi zithuthukisa ukucaca okubonakalayo, ikakhulukazi ezimweni zokukhanya okuphansi.
Ukwengeza, kubalulekile ukukhetha amalensi afanelana nendlela yakho yokuphila.Uma uphila impilo ematasa noma udlala imidlalo, cabanga ukutshala imali kumalensi engilazi angazweli.Lawa ma-lens akhiwe ngendlela yokuthi amelane nokuwa kwengozi noma imithelela ngaphandle kokuphahlazeka, anikeze ukuvikeleka okwengeziwe.
Okokugcina, khuluma nodokotela wakho wamehlo noma uchwepheshe wokunakekela amehlo lapho ukhetha amalensi.Bangakuqondisa ngezinketho ezihlukahlukene zamalensi futhi bancome inketho engcono kakhulu ngokusekelwe kuzidingo zakho zombono nendlela yokuphila.
Sekukonke, amalensi engilazi ayisinqumo esihle kakhulu kulabo abafuna izibuko ezihlala isikhathi eside nezicacile.Nakuba ingase ibe nzima kancane kunezinye izinto zamalensi, intuthuko yesimanje iyenze yaba mncane futhi yaba lula.Lapho ukhetha amalensi engilazi yamehlo, khumbula ukucabangela incwadi kadokotela, amalensi okunamathela, kanye nezidingo zokuphila.Ngokulandela lezi ziqondiso, ungathola izibuko eziphelele ezingeke zilungise nje kuphela umbono wakho, kodwa futhi zinikeze induduzo nokuqina iminyaka ezayo.
Isikhathi sokuthumela: Oct-17-2023