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简介
熔融拉锥是将两根或多根光纤捆在一起,然后在拉锥机上熔融拉伸,并实时监控分光比的转变,分光比抵达要求后竣事熔融拉伸,其中一端保存一根光纤(其余剪掉)作为输入端,另一端则作多路输出端。现在成熟拉锥工艺一次只能拉1×4以下。1×4以上器件,则用多个1×2毗连在一起。再整体封装在分路器盒中。
单模光纤宽带耦合器能使在光纤中传输的光信号在特殊结构的耦合区爆发耦合,举行光功率的再分派。该产品分光比可任选,分单、双窗口两种种别。
产品切合Telcordia GR-1221的标准
应用领域:
CATV系统及其它光网络的扩容
光仪表、EDFA、DWDM系统
特点:
附加消耗低
事情带宽宽
分光比任选
性能指标:
50:50宽带耦合器 |
单位 |
单窗口 |
双窗口 |
|
插入消耗 |
dB |
≤3.3 |
≤3.4 |
|
匀称性 |
dB |
≤0.6 |
≤0.6 |
|
事情带宽 |
nm |
±40 |
±40 |
|
温度稳固性 |
dB |
≤0.10 |
≤0.10 |
|
偏振相关消耗 |
dB |
≤0.10 |
≤0.10 |
|
偏向性 |
1x2 |
dB |
≥60{外部匹配} |
≥60{外部匹配} |
1x2 |
≥55{内部匹配} |
≥55{内部匹配} |
||
2x2 |
≥60 |
≥65 |
||
事情温度 |
℃ |
-40~+85 |
||
贮存温度 |
℃ |
-40~+85 |
分光比和插入消耗对应表 |
||
插入消耗{dB} |
||
用户需要的分光比 |
单窗口 |
双窗口 |
50/50 |
3.3 |
3.4 |
40/60 |
4.4/2.5 |
4.5/2.5 |
30/70 |
5.6/1.8 |
5.8/1.9 |
20/80 |
7.4/1.1 |
7.7/1.2 |
10/90 |
10.8/0.6 |
10.8/0.6 |
5/95 |
13.7/0.4 |
13.7/0.4 |
3/97 |
15.6/0.3 |
15.8/0.35 |
1/99 |
21/0.2 |
21/0.2 |
封装和装置尺寸:
|
A |
B |
C |
D |
E |
外型尺寸 |
φ3x52 |
3.5X65 |
100X18X9 |
112X80X10.5 |
130x90x18 |
装置尺寸 |
|
|
65X11X2φ3.2 |
102x72x2φ3.2 |
65x11x2φ3.2 |
外壳 |
不锈钢管 |
不锈钢管 |
塑料盒 |
塑料盒 |
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.