Urwembe rwogosha urwembe ni urwembe rugororotse, insinga zogoswe zitunganijwe, zishobora gusudira muri diyama, umwobo urukiramende (aperture irashobora gukorwa ukurikije ibyo abakiriya bakeneye), byiza, kandi ikarita ntishobora kuzamuka, ikabuza imbaraga zikomeye zo gukumira. komera.Irashobora guhuzwa nuruzitiro kandi irashobora no gukoreshwa wenyine.