Ho entsoe lilense tsa ho ikopanya tse nang le li-nanoparticles tsa khauta tse thusang ho lokisa bofofu ba 'mala o botala bo bofubelu.
Ho foufala ha mebala ke boemo boo ho bona meriti e itseng e ka bonahalang e khutsitse kapa e sa khethollehe - ho etsa hore mesebetsi e meng ea letsatsi le letsatsi e be thata.
lilense tse mebala inthaneteng
Ho fapana le likhalase tse seng li ntse li le teng bakeng sa bofofu ba 'mala o bofubelu bo botala, lilense tse entsoeng ke sehlopha sa UAE le UK le tsona li ka sebelisoa ho lokisa mathata a mang a pono.
'Me kaha ba sebelisa lisebelisoa tse se nang chefo, ha ba na mathata a bophelo a ka bang teng a tšoailoeng ke lilense tsa pele tse neng li sebelisa dae e khubelu.
Leha ho le joalo, phuputso e 'ngoe e fana ka maikutlo a hore pele lilense li ka fihla 'marakeng oa khoebo, li hloka ho hlahlojoa litekong tsa bongaka.
Ho entsoe lilense tse khethehileng tse nang le nanoparticles tsa khauta le sefa se bobebe ho thusa ho lokisa bofofu ba mebala, litlaleho tsa boithuto (setšoantšo sa stock)
Lipatlisiso li entsoe ke moenjiniere oa mechini Ahmed Salih le basebetsi-'moho le eena Univesithing ea Khalifa e Abu Dhabi.
"Ho haelloa ke ho bona mebala ke bothata ba tlhaho ba mahlo bo amang 8% ea banna le 0.5% ea basali," bafuputsi ba hlalositse pampiring ea bona.
Mefuta e atileng haholo ea lefu lena ke bofubedu bo bofubelu le bofubedu-bofubedu - ka kakaretso bo tsejoa e le "bofofu ba 'mala o mofubelu-botala" - boo, joalo ka ha lebitso le bolela, bo etsa hore ho be thata ho batho ho khetholla pakeng tsa botala le bofubelu.
"Hobane ha ho na pheko ea lefu lena, bakuli ba khetha liaparo tse thusang ho ntlafatsa pono ea 'mala," bafuputsi ba ile ba eketsa.
Haholo-holo, batho ba nang le bofofu ba 'mala o mofubelu-botala ba roala likhalase tse khubelu tse etsang hore mebala eo e bonahale habonolo - empa hangata likhalase tsena li ngata' me li ke ke tsa sebelisoa ho lokisa mathata a mang a pono ka nako e le 'ngoe.
Ka lebaka la mefokolo ena, morao tjena bafuputsi ba sebelisa lilense tse khethehileng tse tintiloeng.
Ka bomalimabe, leha lilense tsa mohlala tse dailoeng ka pinki li ntlafalitse maikutlo a motho ea apereng botala bo bofubelu litekong tsa bongaka, kaofela ha tsona li ile tsa silafatsa dae, e leng se ileng sa baka matšoenyeho mabapi le polokeho ea tsona le ho tšoarella ha tsona.
Ho foufala ha mebala ke boemo boo ho bona mebala e ka bonahalang e khutsitse kapa ho thata ho e khetholla ho e mong.Figure: Lintho tse mebala-bala tse bonoang ka mefuta e fapaneng ea bofofu ba mebala.
Ho e-na le hoo, Monghali Saleh le basebetsi-'moho le eena ba ile ba fetoha likaroloana tse nyenyane tsa khauta. Tsena ha li chefo 'me li 'nile tsa sebelisoa ka makholo a lilemo ho hlahisa "khalase ea cranberry" ea' mala oa rosa ka lebaka la tsela eo li hasang khanya ka eona.
Ho etsa lilense tsa ho ikopanya, bafuputsi ba ile ba kopanya li-nanoparticles tsa khauta ka har'a hydrogel, thepa e khethehileng e entsoeng ka marang-rang a li-polymer tse amanang le sefapano.
Sena se hlahisa gel e khubelu e sefang maqhubu a khanya pakeng tsa 520-580 nanometers, karolo ea spectrum moo bofubelu le botala bo kopanang.
Bafuputsi ba tlaleha hore lilense tse sebetsang hantle ka ho fetisisa ke tse entsoeng ka likaroloana tsa khauta tse bophara ba 40-nanometer tse neng li sa kopane kapa tsa sefa khanya e ngata ho feta kamoo ho hlokahalang.
Monghali Salih le basebetsi-'moho le eena ba ile ba fetola likaroloana tse nyenyane tsa khauta, tse se nang chefo 'me li 'nile tsa sebelisoa ka makholo a lilemo ho hlahisa' khalase ea cranberry ea 'mala oa rosa, e bontšitsoeng mona.
Ho etsa lilense tsa ho kopana, bafuputsi ba ile ba kopanya li-nanoparticles tsa khauta ho hydrogel. Sena se hlahisa gel e mebala-bala e hloekisang maqhubu a khanyang pakeng tsa 520-580 nanometers, karolo ea spectrum moo bofubelu le botala bo kopanang.
Lilense tsa nanoparticle tsa khauta le tsona li na le thepa ea ho boloka metsi e ts'oanang le lilense tse tloaelehileng tse fumanehang khoebong.
Ha thuto ea pele e phethiloe, bafuputsi ba se ba batla ho etsa liteko tsa tleliniki ho fumana boiketlo ba lilense tse ncha tsa ho ikopanya.
Hoo e ka bang motho a le mong ho ba 20 ha a bone mebala, boemo bo etsang hore lefatše e be sebaka se soabisang le ho feta.
Ho na le mefuta e mene ea bofofu ba mebala, e tsejoang e le bofofu bo bofubelu, bofofu bo habeli, bofofu ba trichromatic, le bofofu ba mebala.
Bofubelu bo kenyelletsa sekoli kapa ho ba sieo ha lisele tsa nako e telele tsa maqhubu ka har'a retina;li-cones tsena tsa photoreceptor li na le boikarabelo ba ho utloa khanya e khubelu.Maprotan a ile a fumana ho le thata ho khetholla bofubelu ho botala, le boputsoa ho botala.
Deuteranopia ke boemo boo ho bona li-cone tse sa utloeng khanya ea botala li le sieo ka har'a retina. Ka lebaka leo, li-deutan li thatafalloa ke ho khetholla pakeng tsa botala le bokhubelu, 'me tse ling tsa bohlooho, bopherese, le botala bo boputsoa.Mmoho le bofofu bo bofubelu, sena ke enngwe ya mefuta e atileng haholo ya bofofu ba mmala.
Tritanopia ke lisele tsa cone tsa bolelele bo bokhutšoane ka har'a retina tse sa fumaneng leseli le leputsoa ho hang.Batho ba nang le mofuta ona o sa tloaelehang oa bofofu ba mebala ba ferekanya boputsoa bo bohlooho, bopherese bo lefifi le botšo, botala bo mahareng le boputsoa, le lamunu le bofubelu.
Batho ba foufetseng ka ho feletseng ha ba bone 'mala leha e le ofe ho hang 'me ba khona ho bona lefatše feela ka botšo le bosoeu le meriti ea bohlooho.
lilense tse mebala inthaneteng
Lithupa li sebetsa maemong a bobebe, ha li-cones li sebetsa motšehare 'me li ikarabella bakeng sa mebala.Batho ba nang le bofofu ba mebala ba na le mathata a lisele tsa retinal cone.
Maikutlo a boletsoeng ka holimo ke a basebelisi ba rona 'me ha a hlile ha a bontše maikutlo a MailOnline.
Nako ea poso: Feb-14-2022
