Kana zvasvika kune ultraviolet rays, munhu wose anobva afunga nezvekudzivirira kwezuva kweganda, asi unoziva here kuti maziso ako anodawo kudzivirirwa kwezuva?
Chii chinonzi UVA/UVB/UVC?
Ultraviolet mwaranzi (UVA/UVB/UVC)
Ultraviolet (UV) chiedza chisingaoneki chine urefu hupfupi uye simba guru, ndicho chimwe chezvikonzero nei ultraviolet chiedza ichikuvadza kuhutano. Zvinoenderana neakasiyana mawavelengths emwaranzi yeultraviolet, mwaranzi yeultraviolet yakakamurwa kuita mapoka matatu: UVA/UVB/UVC. Mizhinji yemwaranzi yeultraviolet yatinoratidzirwa kwairi iUVA uye shoma shoma yeUVB. Ziso nderimwe rematishu anonyanya kunzwa mumuviri wedu. UVA wavelengths iri padyo nechiedza chinooneka uye inogona kupfuura nepakati pecornea uye inosvika kune lens. Simba reUVB rakadzikira zvishoma pane UVC, asi padiki dosi, rinogona kuramba richikonzera kukuvara.
Ngozi pameso
Parizvino, mhoteredzo yezvakatipoteredza inoramba iine urombo, uye “gomba” riri muatmospheric ozone layer riri kuramba richikura. Vanhu vanoratidzirwa kumazinga epamusoro emaranzi eultraviolet anokuvadza kupfuura kare, uye simba remiranzi yeultraviolet inotorwa nenyama yeziso iri kuwedzerawo zvishoma nezvishoma. Kutora mwaranzi yeultraviolet yakawandisa kunowedzera njodzi yezvirwere zvemaziso senge photokeratitis, pterygoid nekutsemuka kwechiso, cataracts, uye macular degeneration.
☀Saka, ungasarudza sei magirazi ezuva?☀
1. Vanhu vane myopia vanofanira kuchenjerera kuti pane kusagadzikana kwakadai sedzungu paunenge uchiiedza. Zvinokurudzirwa kuti uende kuchipatara cheziso chehunyanzvi che optometry uye magirazi kuti usarudze lenzi dzakakukodzera iwe.
2. Paunenge uchitenga magirazi ezuva, iva nechokwadi chekuverenga chinyorwa kana kuona kana magirazi ezuva anogona kuvhara 99% -100% UVA uye UVB.
3. Magirazi emavara ≠ magirazi ezuva. Vanhu vazhinji vanofunga kuti chero bedzi magirazi ane mavara uye achigona kuvhara zuva, iwo magirazi ezuva. Magirazi ezuva akanaka anofanira kukwanisa kuvhara zvose chiedza chakasimba uye ultraviolet rays. Basa guru remuvara we lens nderokuvhara chiedza chakasimba kuitira kuti vanhu vaone zvinhu pasina kupenya, asi haigoni kuvhara ultraviolet rays.
4. Polarized lenses inogona kuderedza kupenya kunoratidzwa kubva panzvimbo yakaita semvura kana nzira, izvo zvinogona kuita kuti zviitwa zvekutyaira kana zvemvura zvive zvakachengeteka kana kuti zvinakidze, asi hazvidziviriri kubva pamwaranzi yeUV! Malenzi epolarized chete akabatwa neUV dziviriro anogona kudzivirira kubva kune UV mwaranzi. Iwe unofanirwa kunzwisisa zvakajeka usati watenga.
5. Hazvisi nani kana ruvara rwe lens rwakasviba uye runodzivirira! Izvo hazvidi kuvharira mamwe miranzi yeUV!
6. Chimiro chegirazi hachina kuganhurirwa kune furemu mhando. Kana iwe uchitova nemagirazi emyopia, unogona kusarudza clip-pamagirazi ezuva!
Zuva nezuva kudzivirira maziso kunokosha chaizvo. Wese munhu anofanirwa kusimudzira kuziva kwavo kwekudzivirira kwezuva uye kukudziridza tsika dzakanaka dzekudzivirira kunze.
Kana iwe uchida kuziva zvakawanda nezve magirazi fashoni maitiro uye kubvunza indasitiri, ndapota shanyira webhusaiti yedu uye utibate isu chero nguva.
Nguva yekutumira: Sep-18-2023