富光13.5 degree epoxy type MWDM TFF filter 是专门为MWDM Z-BLOCK mux demux 光学组件应用而设计的MWDM滤波片，它采用13.5度大入射角设计来压缩BLOCK尺寸，采用粘接面为波长工作膜面设计来消除滤波片双面加工误差带来的通道光束间平行误差。它具有面型品质高，便于粘接，光束平行度高；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，机器耦光效率高；采用微晶基材，热稳定性高。
富光公司向客户提供不同光谱指标的开炉定制和不同尺寸的半定制。
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：
ØMWDM Z-BLOCK MUX DEMUX for high speed transceiver
技术指标：
Parameters | Unit | Specifications |
Mounting |
| Epoxy type |
Operating wavelength range | nm | 1260~1360 |
Center wavelength | nm | 1271.5,1281.5,1291.5,1301.5 1311.5,1321.5,1331.5,1341.5 |
Channel spacing | nm | 10 |
Pass-band (PB) | nm | λ±3.0 |
Adjacent channel isolation | dB | >30 |
Non-adjacent channel isolation | dB | >40 |
Max. insertion loss within PB | dB | <0.35 |
Transmission IL variation within PB | dB | <0.30 |
Reflection isolation within PB | dB | >12 |
Transmission PDL within PB | dB | <0.15 |
CW temp. sensitivity | pm/℃ | <2 |
Material |
| WMS-15 |
Reflection（AR coating ） | % | <0.2 |
A.O.I. | ° | 13.5±0.3 |
Dimension (L*W) | mm | 0.75(±0.03)*0.75(±0.03) |
Thickness | mm | 0.80(±0.03) |
|