富光科技AOI 1.8 Air type LWDM TFF filter是一款专门为三端口LWDM mux demux器件而设计的LWDM滤波片，它采用1.8度入射角设计，它具有膜层牢固度强，满足非气密性封装应用环境；通道中心波长一致性好，带宽大；采用微晶基材，热稳定性高。接受客户不同种规格指标的开炉定制。
富光科技AOI 1.8 Air type LWDM TFF filter是一款专门为三端口LWDM mux demux器件而设计的LWDM滤波片，它采用1.8度入射角设计，它具有膜层牢固度强，满足非气密性封装应用环境；通道中心波长一致性好，带宽大；采用微晶基材，热稳定性高。接受客户不同种规格指标的开炉定制。
特点/Feature：
● 低插入损耗 Low insertion loss;
● 高隔离度通道 High channel isolation;
● 卓越的可靠性和稳定性 Excellent reliability and stability;
● 符合行业标准 Complies with Telcordia GR-1121 and GR1209 standards.
应用/Application：
● 高速收发器 High-speed transceiver;
● WDM PON网络 WDM PON network;
● 5G前传和城域网 5G front-end and metropolitan area network;
● 仪器和实验室 Instruments and laboratories.
技术指标/Specification：
Parameter | Unit | Specifictions |
Mounting | Air-type | |
Operating wavelength range | nm | 1260~1360 |
Center wavelength (lc) | nm | 1273.54, 1277.89, 1282.26, 1286.66, 1295.56, 1300.05, 1304.58, 1309.14 or I.T.U. Grid: O-band available |
Channel spacing | Hz | 800G |
Pass-band (PB) | nm | ±1.2 |
Reflection-band 1 (RB) | nm | 1260~(lc-3.45) & ( lc+3.45)~1360 |
Adjacent channel isolation@ RB | dB | >25 |
Non-adjacent channel isolation@ RB | dB | >45 |
Max. insertion loss within PB | dB | <0.35 in glass |
Transmission IL variation within PB | dB | <0.25 in glass |
Reflection isolation within PB | dB | >13 |
Transmission PDL within PB | dB | <0.1 |
CW temp. sensitivity | pm/℃ | <2 |
Reflection（AR coating on backside） | % | <0.2 |
A.O.I.(optional range angle within angle toleran-ce) Define:Only if one of angle range A.O.I.+/-0.3 can meet all the optical specs | ° | 1.8°±0.3 |
Dimension (L*W) | mm | 1.4±0.05 x1.4±0.05 |