Ihlobo liyatshisa, lilungiselela ikhefu elincinci elide lokuphuma nabahlobo ukuze kwenzeke ngokukhululeka ukuphuma ukonwabela ukukhanya kwelanga.Kodwa kubahlobo abanxiba iiglasi, kodwa amehlo e-photophobia, akakwazi ukulandela intliziyo ukuba anxibe izibuko zelanga okanye kufuneka anxibe iiglasi ezimbini zokubandezeleka.
Ininzi yokugqoka iiglasi ze-myopic zeqabane elincinci, ixesha lehlobo lasentwasahlobo linentloko engapheliyo: kwakhona i-myopic indlela yokugqoka i-sunglass kwakhona kufuneka ikhusele ilanga?Ulusu lwe-sunscreen yemihla ngemihla alukwazi ukuthintela iliso ukuba lenze njani?Myopic drive kufuneka wenze njani kwakhona?
Jonga umfanekiso ongentla.Ungakhetha ukunxiba iindondo ezinenombolo ye-dioptre, okanye iiglasi ezineendondo zelanga kuzo?
Kwilanga elitshisayo okanye ukukhanya kwekhephu elibukhali, amanzi, ukukhanya kuya kuvelisa uvuselelo olukhulu emehlweni.Ngeli xesha, abantu bahlala bekhetha izibuko zelanga ukunciphisa ukukhanya kwamehlo okuvuselela.
Kodwa xa abantu bembethe izibuko zelanga, kwigumbi elimnyama abayi kukwazi ukubona izinto kunye nokusingqongileyo, ngakumbi kubahlobo abangaboniyo, kumane nje "amehlo amabini amnyama" , izibuko zelanga azifanelekanga.Ke ngoko, eyona ndlela ilungileyo yokukhusela amehlo akho kumonakalo we-UV ngelixa ukhathalela iingxaki zokuphinda uhlaziye kukunxiba iiglasi ezingenwe yi-Uv.Iiglasi ezitshintsha umbala ngenene ziiglasi ezifanelekileyo nezisebenzayo, kodwa uyazi ukuba kutheni iLens izakutshintsha umbala?Ziziphi iingenelo zeeglasi eziguqula umbala?
1, Kutheni i-chromotropic lens inokutshintsha umbala?
IiLensi eziTshintsha Umbala, eneneni ezibizwa ngokuba yiPhotochromic Lens, ziilensi ezitshintsha umbala ngokuxhomekeke kubukhulu bokukhanya kweultraviolet kunye nobushushu.Kukwilensi yeresin eqhelekileyo ukongeza iifotosensitizers ezahlukeneyo, njengeHalide yesilivere, isilivere ye-barium acid, i-copper halide kunye ne-chromium halide.Emva kokutshintsha kombala kunokuba nombala ohlukileyo, onjenge-tawny, i-Tawny Grey, i-gray njalo njalo.
Umgaqo wokutshintsha umbala:
Xa iLens yokuguqula umbala yenziwe, isixa esifanelekileyo se-halide yesilivere yongezwa njenge-photosensitizer.ISilver Halide yi-IONIC ikhompawundi yeHalogen kunye nesilivere.I-halide yesilivere ekhoyo kwisibuko esitshintsha umbala yikristale encinci enamasuntswana amancinci kwaye isasazwe ngokufanayo kwiLens.Ngenxa yokuba iyunifomu kwaye encinci, ngoko xa ukukhanya kwe-irradiation, ngokuqhelekileyo akubonakali ukusasazeka kwesiganeko.Oku kwenza ukuba iiglasi ezifakwe umbala zibonakale zicace kwaye zicace njengeeglasi eziqhelekileyo.Xa ukhanyiswa kukukhanya (ingakumbi ukukhanya okufutshane kwamaza), iimolekyuli zesilivere zehalide ezikwiLens ziyaqhekeka zibe zesilivere kunye neeathom zehalogen, ezibonisa okanye zisasaze ukukhanya, ukuqokelelana kweeathom zesilivere ezininzi kubangela ukuba iilensi zibonakale zimnyama, okanye zingwevu. .
ILens etshintsha umbala iqinile.Nangona ikristale yesilivere ye-halide iya kubola phantsi kokukhanya okuqinileyo, isilivere kunye ne-athomu ye-halogen eveliswa yi-chemical reaction isondelelene kwaye ayiyi kubaleka, xa ukukhanya kuyeka, ibuyela kwimeko yesilivere ye-halide ngokukhawuleza, ngaloo ndlela yenza i-lens ibonakale. kwakhona.Ukongezelela, inani elincinci kakhulu le-oxide ye-copper yongezwa kwiiLens eziguqula umbala, ezisebenza njenge-catalyst kwaye zikhawuleza ukubola kwe-halide yesilivere phantsi kokukhanya okunamandla.
I-2, iTekhnoloji yoKutshintsha kwemibala yeLensi yokuLuleka
Okwangoku, kukho iintlobo ezimbini zetekhnoloji yokutshintsha umbala kwimarike: Ukutshintsha umbala wefilimu kunye ne-substrate yokutshintsha umbala.
Ukutshintsha umbala wefilimu ":ibhekisa kumphezulu we-lens yokwaleka i-ejenti yokutshintsha kombala, ephawulwa ngombala ongasemva okhanyayo kufutshane nongenambala, okwaziwa ngokuba yinguqu yefilimu egqunywe nge-spin.
Izinto eziluncedo: utshintsho olukhawulezayo lombala, umbala utshintsha ngokulinganayo.
Ukungalungi: ukudibana nefuthe lombala wobushushu obuphezulu kunokuchaphazeleka kwinqanaba elithile.Ngenxa yokuba i-coefficient yokwandisa ifilimu yokuguqula umbala ayifani nefilimu esebenzayo ebusweni beLens, ifilimu iMay Crack phantsi kokutshintsha kwexesha elide lokushisa (ukutshintsha kwangaphakathi nangaphandle) .
Ukutshintsha kombala kwiSubstrate ": ikwi-lens imathiriyeli ye-monomer ikhonkco lokulungisa izinto ekrwada esele ixutywe kwangaphambi kwexesha kwi-arhente yokuguqula umbala.
Izinto eziluncedo: isantya sokuvelisa ngokukhawuleza, iimveliso ezinexabiso eliphezulu.
Ukungalungi: Ubude beLens kunye nenxalenye ephakathi yomgca wombala iya kwahluka, idigri yobuhle ayilunganga njengefilimu ye-chromotropic Lens.
3, Ukutshintsha kombala weLens yokutshintsha kombala
Ubumnyama kunye nokukhanya kweelensi ezitshintsha umbala kunxulumene ikakhulu nobunzulu bemitha ye-ultraviolet, kunye nobunzulu bemitha ye-ultraviolet bukwanxulumene nokusingqongileyo kunye nexesha lonyaka.
Iintsuku ezineLanga: Amafu omoya wasekuseni abhityile, ukuvaleka okuncinci kwe-UV, ke ngoko, intsasa yeLens etshintsha umbala iya kuba mnyama.Ngokuhlwa, ukukhanya kwe-UV kuba buthathaka kwaye iilensi ziba khaphukhaphu.
Ukusibekela: Isibane se-UV sibuthathaka ngeentsuku zokusibekela, kodwa sisenokufikelela emhlabeni, ngoko iilensi ezifakwe umbala zisenokutshintsha umbala ukukukhusela, zikwenze kube khaphukhaphu kuneentsuku ezinelanga.
Ukushisa: phantsi kweemeko eziqhelekileyo zokushisa, njengoko izinga lokushisa linyuka, umbala weelensi zokutshintsha umbala uya kuba lula njengoko ubushushu bukhula;ngokuchaseneyo, xa ubushushu buyancipha, iilensi ezitshintsha umbala ziya kuba mnyama ngokuthe ngcembe.Ngamafutshane, oku kungenxa yokuba xa iqondo lobushushu liphezulu, iiathom zesilivere nehalogen esele zibolile ziya kuncitshiswa zibe yihalide yesilivere kwakhona phantsi kwesenzo samandla amakhulu, ngoko umbala wale lens uya kuba khaphukhaphu.———— ————Yiyo loo nto, ehlotyeni, nangona imitha ye-UV inamandla, ubushushu obuphezulu kunye nobushushu obuphezulu kumphezulu weelensi akunakwenza ukuba iilensi zibe mnyama kakhulu, amandla ayo e-UV ngokwenene alingana nokuvezwa kwe-UV ehlotyeni. , kodwa ubushushu bomgangatho we-lens buphantsi, umbala uya kuba nzulu.
Ngaphakathi: IiLensi eziTinted azifane zitshintshe umbala kwaye zihlale ekuhleni kwaye zingenambala ngaphakathi, kodwa zisenokutshintsha umbala ukuba zisesichengeni sokukhanya kwe-UV, zibonelela ngokhuseleko lwe-UV ngoko nangoko.
4, Kutheni sikhetha iilensi ezinemibala?
Ngokunyuka kweMyopia, abantu bafuna iilensi zokutshintsha umbala ngakumbi nangakumbi, ngakumbi entwasahlobo nasehlotyeni, ilanga elitshisayo, imisebe ye-ultraviolet enamandla, kunokwenzeka ukuba kubangele umonakalo emehlweni.
Imitha ye-Ultraviolet evela elangeni yohlulwe yangamacandelo amane ngokobude bobude: UVA, UVB, UVC, UVD.I-UVA kunye ne-UVB zezona ziphambili zingena kwi-atmosfera zifike phezulu.
UVA, oko kukuthi, UVA, UVA, UVB, UVB, UVB, UVB, UVB, UVB, UVB, UVB, UVB, UVB, UVB, UVB, UVB, UVB, UVB, UVB, UVB, UVB, UVB, UVB, UVB , UVB, UVB, UVB, UVB, UVB, UVB, UVB, UVB, UVB, UVB, UVB, UVB, UVB, UVB, UVB, UVB, UVB, ngakumbi ehlotyeni nasemva kwemini.
Amehlo ethu anokufunxa uluhlu olubanzi lwamaza e-UV, ukufunxa ngokugqithisileyo kwe-UV ixesha elide kunokubangela umonakalo wamehlo:
i-macular degeneration: ngokuhamba kwexesha, umonakalo we-retinal obangelwa yi-macular degeneration (AMD) , kwaye iyona nto ibangela ukungaboni okuhambelana nobudala.UKUBONAKALA IXESHA IXESHA ELIDE kukukhanya kwe-UV kwandisa umngcipheko wokonakala kwe-macular.
I-CATARACT: I-cataract kukufiphala kwilensi yeliso, inxalenye yeliso ekugxilwe kuyo ukukhanya.Ukuvezwa kukukhanya kwe-ultraviolet, ngakumbi i-UVB, kwandisa umngcipheko weentlobo ezithile ze-cataract.Kuqikelelwa ukuba i-10 pesenti yazo zonke iimeko ze-cataract zibangelwa ngokuthe ngqo kukuvezwa kwe-UV.
I-PTERYGIUM (N) : Idla ngokubizwa ngokuba “yiliso le-surfer, ” I-PTERYGIUM bubupinki obungenamhlaza obukhula kumleko ophezu kweliso.Kwaye ukukhanya kwe-ultraviolet kucingelwa ukuba negalelo.
IHeliokeratitis: ekwabizwa ngokuba yicorneal Ukutshiswa lilanga okanye “ubumfama bekhephu,” iKeratitis sisiphumo sokuvezwa kwexesha elifutshane kwimitha ye-UVB.I-skiing ixesha elide elunxwemeni okanye ngaphandle kwezibuko ezifanelekileyo kunokubangela ingxaki, enokukhokelela ekulahlekelweni kombono okwethutyana.
Ngoko ke, ngenxa yesidingo se-Sunscreen kunye ne-myopic abantu batshintsha inkathazo ye-sunscreen yamehlo yinto yokuqala yokukhetha iilensi zokutshintsha umbala.
Ixesha lokuposa: Jul-30-2021