Ho etsahala likotsi tsa mahlo tse likete letsatsi le leng le le leng, tse bakang likotsi lapeng, lipapaling tsa boits'oaro kapa tsa litsebi kapa mosebetsing.Ha e le hantle, Thibela Bofofu e hakanya hore likotsi tsa mahlo mosebetsing li atile haholo.Batho ba fetang 2 000 ba lematsa mahlo a bona mosebetsing letsatsi le leng le le leng.Hoo e ka bang kotsi e le 1 ho tse 10 e hloka letsatsi le le leng kapa a mangata a sieo mosebetsing hore a fole.Bakeng sa barekisi ba mahlo le litsebi tse ikemetseng tsa tlhokomelo ea mahlo, leha ho le joalo, monyetla oa ho nka karolo ho thuseng bahiri ho sireletsa basebetsi ba bona ka liaparo tsa mahlo tse nepahetseng tse fanoeng ke ngaka e ntse e le monyetla o moholo oa ho ntlafatsa mokhoa oa ho itloaetsa le oa maemo a tlase.
Bafepedi ba Maholo ba Rx Safety le dilaboratori naheng ka bophara ba nka karolo mananeong a ka sebeletsang ditlhoko tsa basebetsi bao ba tlamehang ho bona hantle ho etsa mesebetsi ya bona ka polokeho, ho sireletsa kotsi kapa tshwaetso.
Universe Optical e boetse e na le maikutlo a hloahloa le a tebileng mabapi le tlhahiso ea likhalase tsa polokeho ea RX.
E ka etsoa ka index le thepa ea 1.59 polycarbonate, 1.53 Trivex thepa le li-index tsohle ka resin e thata.
Likhalase tsa ts'ireletso tsa UO li ka sireletsa mahlo a hau hantle ha u etsa mesebetsi mosebetsing le kantle.
Ho fumana lintlha tse linglikhalase tsa tšireletso, ka kopo o seke oa tsilatsila ho etela sebaka sa rona sa Marang-rang ka tlase,