Leihlo la hao la mahlo le ka 'na la buella litela tsa mahlaseli tsa boleng bo phahameng hore li sireletse mahlo a hao mahlaseli a kotsi a kotsi a hlahisoang ke letsatsi, kaha leseli le khanyang le ka thusa ho ntlafatsa kankere ea likoala, li-cataract, pinguecula le pterygium. Empa ho thoe'ng ka bokahohle ba bokahohle ba leseli? Leseli le khanyang le ka 'na la baka tšenyo ea mali mahlong,' me e ka phetha karolo ea bohlokoa ho etsa hore ho be le bothata bo bakoang ke lilemo, e leng se ka lebisang ponong e khōlō ea tahlehelo.
Kaha u sireletsa mahlo a hao liphellong tse kotsi tsa khanya ea ultraviolet, na u lokela ho ba sireletsa ho leseli le putsoa?
Basics
Mahlo a hau a ela hloko sehlopha se fokolang sa maqhubu ao ho thoeng ke "leseli le bonahalang". Leseli le bonahalang le khanyang le khonang ho bonoa ke leihlo la motho-le na le boholo ba bolelele ba bolelele bo fapaneng. Leseli le leputsoa le na le lekhalo le lekhutšoanyane haholo 'me le bonahala ka leihlo la motho. Hase feela ho fana ka khanya ea motheo lefatšeng la rona, leseli le buluse le boetse le thusa ho eketsa maikutlo a boiketlo. Empa ho pepesehela boholo ba leseli le leputsoa ho ka ba kotsi mahlong.
Lisebelisoa
Lisebelisoa tse ngata tsa elektronike tseo li li sebelisang kajeno, tse kang liselefouno, matlapa a li-computer le lik'homphieutha tsa laptop, li ekelitse haholo ho hlahella ha rōna ka lesela le leputsoa. Mohloli o mong oa leseli le leputsoa ke theknoloji e sebetsang hantle ea matla a matla joaloka lisebelisoa tse khanyang tsa fluorescent le mabone a LED. Phuputso e entse qeto ea hore lense ka hare ho leihlo, 'me pigment e ka morao ea leihlo, e fana ka tšireletso khahlanong le leseli le leputsoa.
Empa mokhoa ona oa ho sireletsa feela o nka nako e khutšoanyane ea ho pepesehela leseli le leholo, le motšehare oa motšehare.
Blue Light le Macular Degeneration
Mohlomong tšoso e kholo ka ho fetisisa ea khanya ea buluu ke karolo eo e e phethang ho nts'etsopele ea ho senyeha ha macular ka lilemo tse ngata , haholo-holo ka mokhoa oa ho kopanya photo-oxidation.
Batho ba nang le kotsing e kholo bakeng sa lefu lena ba lokela ho sireletsa mahlo a bona ho hlahisa likhahla tse khanyang. Lingaka tse ling li khothalletsa mabone a halogen e le tsela e fapaneng le mefuta e meng ea mabone.
Morao tjena, k'hamphani e bitsoang Eye Solutions e hlahisitse sehlahisoa ho re sireletsa khahlanong le leseli le leputsoa-eseng feela ka ntle, empa le kahare. Lense e bitsoa lens Blu-Tech 'me e na le pigment e hlahisang leseli la buluse empa e se na tšusumetso ea' mala. Sena e ka 'na ea e-ba kgetho e kholo bakeng sa batho ba nang le bothata ba macular kapa ba kotsing ea ho hlaolela lefu lena. E ka 'na ea e-ba ea bohlokoa ho batho ba' nileng ba etsoa opereishene ea cataract ho tloha ha lenses tsa intraocular tse kenngoa nakong ea ho buuoa ke cataract li ka 'na tsa se ke tsa e-ba le tšireletso e ngata khahlanong le leseli le buluu.
Blue Light le Melatonin
Melatonin ke hormone ea boroko 'meleng ea rona e thusang ho laola lipina tsa rona tsa circadian. Mahlo a rona a na le li-receptor tse nang le photopigment e bitsoang melanopsin e nahanang le leseli le putsoa. Lisele tsena li fana ka tlhahisoleseding ho 'mele ea rona e laolang kutloisiso ea rona ea motšehare le bosiu. Bafuputsi ba bonts'itse botebo ho matlafatsa maikutlo le mehopolo nakong ea motšehare, empa ho pepeseha ho sa feleng ho leseli le leputsoa bosiu ho ka fana ka melaetsa bokong ba rona ho fokotsa sephiri sa melatonin, e re bolellang hore re tsohe re be re falimehe-e ka 'nang ea re sitisa circadian rhythm.
Seo U Lokelang ho se Tseba
Le hoja leseli le leputsoa le kopantsoe le kotsi e eketsehileng ea kankere, lefu la tsoekere, lefu la pelo, botenya haholo le ho ferekanya ka pina ea circadian, e ntse e le karolo ea bohlokoa ea khanya ea tlhaho le ea maiketsetso. Botsa optometrist kapa ophthalmologist haeba u le kotsing e khethehileng bakeng sa mahlo a mahlo a ka 'nang a amahanngoa le ho khanya ha leseli le leputsoa. Hangata sena se akarelletsa ho hlahloba histori ea lelapa la hau le tlhahlobo ea mahlo a dilated retinal.
Joaloka kamehla, boloka likeletso tse latelang ka kelello bakeng sa tšireletso ea mahlo a UV:
- Fokotsa nako ea ho pepeseha ha letsatsi ha ho khoneha.
- Apara liaparo tse nang le boto tse ngata ha u le letsatsing.
- Ak'u nahane ka lense ea melanin pigmented polarized polarized. Le hoja e ka baka liphetoho ka pono ea 'mala, e fokotsa ponahalo ea ho khanya ha leseli ka ntle.
- Fokotsa khanya e khanyang ea leseli ka ho boloka lisebelisoa tsa elektronike ka kamoreng.
- Fokotsa ho sebelisa marang-rang a marang-rang mantsiboeeng ho fokotsa khanya e khanyang ea buluse e tsoang k'homphieutheng ea hau le liphetoho tse ka 'nang tsa fetoha pina ea circadian.
Lisebelisoa:
> Tolentino, Michael > le > Gary Morgan. Botumo ba lisebelisoa tsa elektronike, "li-bulb" tse khanyang li eketsa ho hlahisa likhahla tse khanyang. Mokhoa o ka sehloohong oa tlhokomelo ea tlhokomelo ea mantlha ea litaba tsa motheo, Oct 2012, maq. 18-19.
> Rozanowska, M et al. Reactivity e entsoeng ka leseli le khanyang ea pigment ea lilemo tsa retinal. In vitro moloko oa oksijene-mefuta e fokolang. Journal of Chemistry Chemistry, 11 Aug 1995, maqephe 18825-30.