AOI 8 air type LWDM TFF filter是一款专门为自由空间技术的三维结构微型尺寸LWDM mux demux器件而设计的LWDM滤波片，它采用8度入射角设计来压缩LWDM器件的尺寸，采用入射面为波段反射面，透射面为对工作波长增透膜面的设计，适用光路无胶。它覆盖从1264.95nm到1332.41nm 全部16个常用O波段通道；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。
产品特性：
Ø低插入损耗；
Ø高通道隔离度；
Ø卓越的可靠性和稳定性；
Ø符合Telcordia GR-1121和GR1209标准。
产品应用：
Ø高速收发器
ØWDM PON网络
Ø5G前传和城域网
Ø仪器和实验室
技术指标：
Parameters | Unit | Specifications |
Mounting | / | Air-type |
Operating wavelength range | nm | 1260~1360 |
Center wavelength (lc) | nm | 1264.95,1269.23,1273.54,1277.89, 1282.26,1286.66,1291.10,1295.56, 1300.05,1304.58,1309.14,1313.73, 1318.35,1323.00,1327.69,1332.41 |
Channel spacing | Hz | 800G |
Pass-band (PB) | nm | ±1.4 |
Reflection-band 1(RB) | nm | 1260 ~ (lc-3.1) & (lc+3.1) ~ 1360 |
Adjacent channel isolation@ RB | dB | >25 |
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. | ° | 8±0.03 |
Dimension (L*W) | mm | (1.4±0.05) * (1.4±0.05) |
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