50GHz PB0.22nm滤波片是一款应用于标准三端口器件的50GDWDM滤波片。它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,适合光路无胶应用,具有膜层损伤阈值高,适用高功率远距离激光器,膜层稳定性强,满足工业温度应用环境,采用微晶基材,粘接面热稳定性高等特点。它有各类通用规格供用户选择,也接受非标规格的开炉定制。
50GHz PB0.22nm DWDM滤波片是一款应用于标准三端口器件的DWDM滤波片。它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,适合光路无胶应用,具有膜层损伤阈值高,适用高功率远距离激光器,膜层稳定性强,满足工业温度应用环境,采用微晶基材,粘接面热稳定性高等特点。它有各类通用规格供用户选择,也接受非标规格的开炉定制。
特点/Feature:
● 通道带宽大 Large channel bandwidth ;
● 低插损、通道纹波小 Low insertion loss, small channel ripple ;
● 高通道隔离度 High channel isolation ;
● 温漂值小于1pm/C° Temperature drift value less than 1pm/C°;
● 高可靠性 High reliability .
应用/Application:
● 电信网络 Telecom networks;
● 城域网 Metro Area Networks;
● 宽带网络 Broadband Networks;
● PON网络 PON Networks.
技术指标/Specification:
Parameter | Unit | Specifications |
Operating wavelength range | nm | 1420~1600 |
Center Wavelength (lC)Tolerance @ -3.0dB, AOI=0deg | nm | ITU C-Band +0.3~+0.7 |
Channel spacing | Hz | 50G |
Pass-band width (PB) @-0.5dB | nm | >=0.22 |
Stop Band Width | nm | <=0.6 |
Transmission Isolation within Adjacent Channel | dB | >=20 or 25 |
Transmission Isolation within Not-Adjacent Channel | dB | >45 |
Max. insertion loss within PB | dB | <0.5 |
Transmission IL variation within PB | dB | <0.3 |
Reflection isolation | dB | >=12.5 |
Polarization Dependent Loss within PassBand | dB | <0.1 |
CW temp. sensitivity | pm/℃ | <0.2 |
AR coating on backside | % | <0.2 |
Angle of incidence (AOI) | ° | 1.8 |
Footprint dimension (L*W*Thickness) | mm | 1.4*1.4*1.0 (+0.4/-0.0) |
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