OTDR ya dogara ne akan ka'idar mayar da haske da kuma tunani na Fresnel.
Yana amfani da hasken baya da aka samar lokacin da haske ya yadu a cikin fiber don samun bayanan attenuation, wanda za'a iya amfani dashi don auna raguwar fiber, asarar splice, wurin kuskuren fiber, da fahimtar fiber. Rarraba asarar tare da tsayi, da dai sauransu, kayan aiki ne mai mahimmanci a cikin ginin, kulawa da kuma kula da igiyoyi masu gani.
Babban sigoginsa sun haɗa da: tsauri mai ƙarfi, azanci, ƙuduri, lokacin aunawa da yankin matattu.
Lokacin aikawa: Oktoba-20-2022
