OTDR 檢測用光柵型反射器是基于光纖布拉格光柵技術(shù)，用于反射光線路終端側(cè)（OLT）的OTDR 檢測信號，而正常的無源光網(wǎng)絡(luò)系統(tǒng)（PON）中的工作波長則可以通過反射器。當測量系統(tǒng)向位于光路末端的光纖光柵線路終端發(fā)出一定波長范圍的信號光后，光柵型反射器將光柵特定波長（1644.5nm ~ 1655.5nm）反射回來，如檢測系統(tǒng)正常檢測到此信號，則證明此光纖鏈路正常。

產(chǎn)品應用
● 用于光檢測系統(tǒng)的光路監(jiān)測和維護，可應用于FTTH，F(xiàn)TTB，F(xiàn)TTC
產(chǎn)品特點
● 反射波長和反射率控制精度高
● 通信波段低插損
● 可使用多種適配器結(jié)構(gòu)，如：LC/APC、SC/APC
● 特定型號可雙向安裝
● 具有較高的可靠性和壽命
● 匹配GPON, EPON, GEPON, 10GEPON, NGPON

規(guī)格參數(shù)

*①FT-AE-REF-1650-XX-XX，其中，第一個XX是指光纖類型，第二個XX是指結(jié)構(gòu)類型
*②插入損耗 IL（dB）= -10lg(輸出功率/輸入功率)(dB)
*③回波損耗 ORL（dB）= -10lg(反射功率/輸入功率)(dB)，測試回波損耗帶寬時1650nm光源從母頭注入

Important Notice

Performance figures, data and any illustrative material provided in this data sheet are typical and must be specifically confirmed in writing by F-tone Networks before they become applicable to any particular order or contract. In accordance with the F-tone Networks policy of continuous improvement specifications may change without notice.

The publication of information in this data sheet does not imply freedom from patent or other protective rights of F-tone Networks or others. Further details are available from any F-tone Networks sales representative.