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Impilo yamehlo kunye nokhuseleko lwabafundi
Njengabazali, siyalixabisa yonke imzuzu yokukhula komntwana wethu kunye nophuhliso lwabantwana. Ngesemester entsha ezayo, kubalulekile ukunikela ingqalelo kwimpilo yamehlo yomntwana wakho. Ukubuyela umva kwesikolo kuthetha iiyure ezinde zokufunda phambi kwekhompyuter, ithebhulethi, okanye ezinye iidijithali ...Funda ngokugqithisileyo -
Impilo yamehlo yabantwana ihlala ijongwa
Uvavanyo lwakutsha nje lutyhila ukuba impilo yamehlo yabantwana kunye nombono ihlala ijongwa ngabazali. Uvavanyo, iimpendulo zesampule ukusuka kubazali abayi-1019, zityhila ukuba umntu ngamnye kubazali abathandathu akakaze azise abantwana babo kugqirha wamehlo, ngelixa uninzi lwabazali (ngepesenti)Funda ngokugqithisileyo -
Inkqubo yophuhliso lweeglasi zamehlo
Zaziwe nini izinto zamehlo? Nangona imithombo emininzi ichaza ukuba igqwirha yamehlo yaqalwa ngo-1317, umbono weglasi unokuqalisa kwangoko njenge-1000 B. Imithombo yentengo ethile ikwabanga ukuba iBenjamin Franklin ifakwe iiglasi, kwaye ...Funda ngokugqithisileyo -
Umbono Expo Western kunye ne-Silmo Optical Fair - 2023
UMBONO Expo West (Las Vegas) 2023 Booth HAYI: I-4 F3073 Showt Heat 2023 ---Funda ngokugqithisileyo -
I-Polycarbondate Lenses: Eyona ndlela ikhuselekileyo yabantwana
Ukuba umntwana wakho ufuna amayeza eeglasi, ukugcina amehlo akhe ekhuselekile kufanele kube yeyona nto iphambili kuwe. Iiglasi ezinelebhu yePolycarbondate zibonelela ngelona nqanaba liphezulu lokukhusela ukugcina amehlo omntwana wakho ngaphandle kwendlela eyenzakalisayo ngelixa enika i-vio ecacileyo, ehle kakhulu ...Funda ngokugqithisileyo -
I-polycarbonate lenseds
Kwiveki enye enye ngo-1953, izazinzulu ezimbini kwicala elingaphezulu kwe-globe ngokuzimeleyo zifumene i-polycarbonate. I-Polycarbonate yaphuhliswa nge-1970s kwizicelo ze-aerospace kwaye zisetyenziswa ngoku izifuno zesigcina-ntloko zeastronauts kunye nendawo ...Funda ngokugqithisileyo -
Zeziphi iiglasi esinokuzinxiba ukuba zibe nehlobo elilungileyo?
I-Ultraviolet ye-ultraviolet i-ultraviolet ilanga kwilanga ilanga alikho ifuthe elibi kulusu lwethu, kodwa ngenxa yomonakalo omkhulu emehlweni ethu. I-Furus yethu, eCornea, kunye neelensi ziya konakala ngayo, kwaye inokusenza izifo ngamehlo. I-1. Isifo se-corneal keratophathy yindawo yokungenisa ...Funda ngokugqithisileyo -
Ngaba ukhona umahluko phakathi kweendawo eziphalazwayo nezingaqhelekanga?
Nguwuphi umahluko phakathi kweendawo eziphalazwayo nezingaqhelekanga? I-pought kunye ne-pougling thervelaul ezimnyama zombini ngosuku oluqaqambileyo, kodwa kulapho kuphelelwa khona ukufana kwabo. Iilensi ezichithwayo zinciphisa i-glare, inkcazo enciphayo kunye ne-m ...Funda ngokugqithisileyo -
Imeko yeelensi yokuqhuba
Uninzi lwabantu ababuthengikazi bava ubunzima bokuqhuba: -Ngaba uMbono we-lensi xa ejonga umbono we-lensi, ngokukrazula ilanga okanye ngamanzi aphantsi kakhulu kwizithuthi ezizayo. Ukuba kuyanetha, ukubonakalisa ...Funda ngokugqithisileyo -
Ungakanani na owaziyo malunga ne-lens eluhlaza?
Isibane esiluhlaza sisibane esibonakalayo ngamandla aphezulu kuluhlu lwama-380 ee-nanometer ukuya kuma-500 ama-nanometers. Sonke sifuna ukukhanya okublowu kubomi bethu bemihla ngemihla, kodwa hayi inxenye eyingozi yayo. Ilensi ye-Bluecut yenzelwe ukuvumela ukukhanya okuluncedo oluhlaza okwesixhobo sokudlula kuthintelwe ukuba kuthintele umatshini woku ...Funda ngokugqithisileyo -
Ungayikhetha njani lens yakho ye-Photochromic?
I-Photochromic lens, ekwabizwa ngokuba yilensi yokuphendula, yenziwa ngokwethiyori yendlela eguqulweyo yokukhanya kunye nebala. I-Photochromic lens inokukhawuleza ifune ukukhanya kwelanga okanye ukukhanya kwe-ultraviolet. Ingathintela ...Funda ngokugqithisileyo -
I-Office Ecrive Expevar lens
Kule mihla abantu banendlela yokuphila esebenzayo. Ukuziqhelanisa nemidlalo okanye ukuqhuba iiyure yimisebenzi eqhelekileyo ye-lens eqhubela phambili ilensi. Olu hlobo lwemisebenzi lunokubekwa njengemisebenzi yangaphandle kunye neemfuno ezibonakalayo zezi meko zahlukile ...Funda ngokugqithisileyo