01 Muburyo bwo guhuza ijisho, akenshi, amakadiri asanzwe ntabwo ahuye neza nuwambaye mumaso cyangwa ibisabwa byo guhumurizwa. Aha niho ibirahuri byerekana ibirahuri bishyira. Ukoresheje ubushyuhe bworoheje, bugenzurwa, ubushyuhe bworoshya ama frame ya plastike, bigatuma optique ihinduka kandi ikayihindura kugirango ihuze neza nuwambaye.
Iki gikoresho ni ingirakamaro cyane muguhindura uburebure bwurusengero, umwanya wizuru, nuburyo rusange. Ubushobozi bwo kugira ibyo uhindura neza butezimbere cyane ihumure kandi bikwiranye nibirahure, nibyingenzi kwambara igihe kirekire.
Byongeye kandi, igishushanyo mbonera cyerekana no gukwirakwiza ubushyuhe, bikarinda kwangirika kwikintu cyose. Ubushyuhe bugenzurwa ntibworohereza gusa uburyo bwo guhindura ibintu ahubwo binagumana ubusugire bwimiterere nubwiza bwikadiri.