Anya ụgbọ ala nwere polarịịsị, visors ụgbọ ala, enyo na-egbochi ọkụ ụgbọ ala, ugogbe anya anwụ, belata anwụ na-egbu maramara, meziwanye ebe a na-ahụ anya, ma gbochie kpuru ìsì 1919SBT
Ihe eji eme ihe kwa ụbọchị-sunshade polarizer: meziwanye anwụ na-egbuke egbuke, nchapụta nke ebili mmiri dị elu, na-enyocha ìhè nke ọma, meziwanye ọhụụ, nyochaa ìhè kpọmkwem, zere mmebi ọkụ siri ike, belata ebe kpuru ìsì nke ọhụụ, belata ihe egwu nchekwa, ma mee ka ịnya ụgbọ ala dịkwuo mma.