Likhalase tsa letsatsi: Likhalase tsa letsatsi qalong li bitsoa sunshades, empa ntle le ho shading, li boetse li na le ts'ebetso ea bohlokoa, ts'ireletso ea UV! Ka hona, hase likhalase tsohle tse mebala-bala tse bitsoang likhalase tsa letsatsi. Ha re ntse re phehella feshene, re boetse re tlameha ho ela hloko boleng ba likhalase. Ho seng joalo, likhalase tsa mahlaseli ha li khone ho bapala karolo ea sunshade feela, empa hape li ka senya mahlo. Kahoo ho sa tsotellehe hore na u sebelisa likhalase tsa letsatsi bakeng sa eng, u tlameha ho qala ka ho khetha likhalase tse tšoanelehang 'me u li sebelise ka nepo.
Pokello e kholo ea kelello tšebelisong ea likhalase tsa letsatsi:
1. Ho apara ka mokhoa o sa lokelang oa likhalase tsa letsatsi ho tloaelehile ho tšoaroa ke mafu a mahlo. U se ke ua roala likhalase tsa letsatsi matsatsing a maru le ka tlung.
2. Ho roala likhalase tsa letsatsi ka shoalane, mantsiboea, le ho shebella TV ho tla eketsa moroalo oa ho lokisa mahlo, ’me ho na le tšekamelo ea ho khathala ha mahlo, ho lahleheloa ke pono, ho foufala, ho tsekela le ho tsekela.
3. Batho ba nang le mekhoa e sa phethahalang ea pono e kang masea le bana ha ba tšoanelehe ho roala lense.
4. Ha ho apara ka holim'a likhalase tsa mahlaseli ho amme ho hlaka, ho nkela likhalase tsa letsatsi sebaka ka nako.
5. Batho ba sebetsang ka thata ho khanya, bakhanni, joalo-joalo, ba khothalletsoa ho khetha likhalase tsa mahlaseli tsa polarized; ha u ntse u le tikolohong e khanyang, ha hoa lokela ho khetha likhalase tsa letsatsi tse fetolang mebala.