Emebere visor iji zere ncha nke anyanwụ ma gbochie mmetụta nke anyanwụ.Enwere ike ibugharị ụfọdụ azụ na azụ, ka i wee gbanwee mkpughe nke anyanwụ n'anya, zere ihe ọghọm, ma nwee mmetụta dị jụụ ka mma.Enwere ike iji ya mee ihe n'ime ụlọ, dị ka visor ụgbọ ala: visor na-emekwa ka o sie ike iduzi ìhè anyanwụ n'ime ụgbọ ala ahụ, na-enwe mmetụta dị jụụ ka mma, ma ọ pụkwara ichebe dashboard, oche akpụkpọ anụ.A pụkwara iji sunshades mee ihe n'èzí.
Ojiji n'èzí
Radius nke curvature (R) nke ekwe ekwe kwesịrị ịdị karịa okpukpu 180 karịa ọkpụrụkpụ nke efere ahụ.
Ọmụmaatụ: Dịka ọmụmaatụ, ọ bụrụ na ejiri bọọdụ 3mmPC mee ihe n'èzí, radius nke curvature kwesịrị ịbụ 3mm × 180=540mm=54cm.Ya mere, radius e mere nke curvature kwesịrị ịdịkarịa ala 54cm.Biko rụtụ aka na tebụl nke radius agbagọ kacha nta.
Ojiji ime ụlọ
Oghere ekwe ekwe nke curvature (R) kwesịrị ịbụ ihe karịrị okpukpu 150 karịa ọkpụrụkpụ nke efere ahụ.
