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U Khetha Joang Likhalase Tsa Letsatsi Tse Loketseng?

Dachuan Optical News U ka Khetha Joang Likhalase Tsa Letsatsi tse Loketseng

Ha ho tluoa tabeng ea mahlaseli a ultraviolet, motho e mong le e mong o nahana hang-hang ka tšireletso ea letsatsi bakeng sa letlalo, empa na ua tseba hore mahlo a hao a boetse a hloka tšireletso ea letsatsi?

UVA/UVB/UVC ke eng?

Mahlaseli a Ultraviolet (UVA/UVB/UVC)

Ultraviolet (UV) ke leseli le sa bonahaleng le nang le maqhubu a makhutšoane le matla a phahameng, e leng le leng la mabaka a etsang hore khanya ea ultraviolet e be kotsi bophelong. Ho ea ka bolelele bo fapaneng ba maqhubu a mahlaseli a ultraviolet, mahlaseli a ultraviolet a arotsoe ka mekhahlelo e meraro: UVA/UVB/UVC. Boholo ba mahlaseli a ultraviolet ao re pepesetsoang ho ona ke UVA le palo e nyenyane ea UVB. Leihlo ke le leng la lisele tse utloang bohloko ka ho fetisisa 'meleng ea rōna. Maqhubu a UVA a haufi le leseli le bonahalang 'me a ka feta habonolo ka har'a cornea ebe o fihla lenseng. Matla a UVB a tlase hanyane ho feta UVC, empa ka litekanyetso tse tlase, a ntse a ka baka tšenyo.

Dachuan Optical News U Khetha Joang Likhalase Tsa Letsatsi tse Loketseng (1)

Kotsi mahlong

Hona joale, tikoloho ea tikoloho le lintho tse phelang ho eona e ntse e mpefala, ’me “lesoba” le lera la ozone la sepakapaka le ntse le eketseha. Batho ba pepesehetse mahlaseli a kotsi a kotsi a phahameng ho feta pele, ’me matla a mahlaseli a ultraviolet a monngoang ke lisele tsa mahlo le ’ona a ntse a eketseha butle-butle. Ho monya mahlaseli a mangata a ultraviolet ho eketsa kotsi ea mafu a mahlo a kang photokeratitis, pterygoid le mapetsong a sefahleho, lera la mahlo le ho senyeha ha macular.

☀Joale, u lokela ho khetha likhalase tsa letsatsi joang?☀

1. Batho ba nang le myopia ba lokela ho ela hloko hore na ho na le bothata leha e le bofe bo kang ho tsekela ha ba leka. Ho khothalletsoa hore u ee sepetlele sa mahlo sa setsebi bakeng sa optometry le likhalase ho khetha lilense tse u loketseng haholoanyane.

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2. Ha u reka likhalase tsa letsatsi, etsa bonnete ba hore u bala lengolo kapa u fumane hore na likhalase tsa letsatsi li ka thibela 99% -100% UVA le UVB.

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3. Likhalase tse mebala-bala ≠ likhalase tsa letsatsi. Batho ba bangata ba nahana hore hafeela likhalase li le mebala ’me li ka thibela letsatsi, ke likhalase tsa letsatsi. Likhalase tse ntle tsa letsatsi li tlameha ho thibela khanya e matla le mahlaseli a kotsi a ultraviolet. Mosebetsi o ka sehloohong oa 'mala oa lense ke ho thibela khanya e matla e le hore batho ba ka bona lintho ntle le ho benya, empa e ke ke ea thibela mahlaseli a ultraviolet.

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4. Lilense tse nang le polarized li ka fokotsa ho benya ha lintho tse kang metsi kapa tsela e katiloeng, tse ka etsang hore mesebetsi ea ho khanna kapa ea metsi e be e sireletsehileng kapa e monate haholoanyane, empa ha e sireletse khahlanong le mahlaseli a kotsi! Ke lilense tsa polarized feela tse 'nileng tsa phekoloa ka tšireletso ea UV tse ka sireletsang khahlanong le mahlaseli a UV. U lokela ho utloisisa ka ho hlaka pele u reka.

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5. Ha ho molemo haeba 'mala oa lense o le lefifi ebile o sireletsa haholoanyane! Ha se hakaalo hore e thibela mahlaseli a mangata a UV!

6. Sebopeho sa likhalase tsa letsatsi ha se felle feela ho mofuta oa foreimi. Haeba u se u ntse u e-na le likhalase tsa myopia, u ka khetha likhalase tsa mahlaseli!

Tšireletso ea letsatsi le letsatsi bakeng sa mahlo ke ea bohlokoa haholo. E mong le e mong o lokela ho matlafatsa temoho ea bona ea tšireletso ea mahlo letsatsing le ho hlaolela mekhoa e metle ea ho itšireletsa ka ntle.

Haeba u batla ho tseba haholoanyane ka mekhoa ea feshene ea likhalase le lipuisano tsa indasteri, ka kopo etela sebaka sa rona sa Marang-rang 'me u ikopanye le rona neng kapa neng.

 

 


Nako ea poso: Sep-18-2023