
XYT-MFBT-D760~850
【NO.】MFBT-7685-26Nv011

两光纤波导之间的耦合,在熔锥区两光纤包层合并在一起,纤芯足够逼近,形成弱耦合,相耦合的两波导中的场,各自保持了该波导独立存在时的场分布和传输系数,耦合的影响表现在场的复数振幅的沿途变化。两光纤耦合光功率分配,P1(z)=直通臂光功率;P2(z)=耦合臂光功率;Z=拉锥长度,C为耦合系数;F2=最大耦合比。

1x2或2x2 | |||
测试波长(nm) | 760、780、808、830、850 | ||
测试带宽(nm) | ±20 | ||
分光比/插入损耗(dB) | 定制(1:99~50:50) | 端口1插损 | 端口2插损 |
5:95 | 16.1 | 1.4 | |
10:90 | 12.5 | 1.8 | |
20:80 | 9.0 | 2.0 | |
30:70 | 7.2 | 2.8 | |
40:60 | 6.0 | 4.0 | |
50:50 | 4.8 | 4.8 | |
均匀性(dB) | ≤1 | ||
附加损耗 (dB) | 0.6 | ||
方向性(dB) | ≥30 | ||
承受功率(W) | 0.5/1/3/5/10或定制 | ||
回波损耗(dB) | ≥45 | ||
接头类型 | FC/APC 或 定制 | ||
光纤类型 | 105/125或200/220 NA=0.22 | ||
光纤长度(m) | 1米 或 定制 | ||
封装尺寸(mm) | 60 x Ø3.0 | ||
工作温度(℃) | -10~+60 | ||
储存温度(℃) | -40~+85 | ||
最大拉力(N) | ≤5 | ||
*规格为不带连接器,测试数据指标25℃。
*对于带连接器的设备,插入损耗高0.3dB,回波损耗低5dB。
*对于不同功率参数,产品采用封装尺寸不同。
封装结构图:(mm)

订购信息: | |||||
MFBT=多模光纤拉锥型耦合器 | XYT-MFBT-A-B-C-D-E-F-G-H | ||||
A=结构 | 1X2=1X2 | 1X2=1X2 | 1X3=1X3 | 1X4=1X4 | SS=可定制 |
B=工作波长 | 760=760nm | 780=780nm | 808=808nm | 830=830nm | SS=可定制 |
C=分光比 | 1/99=1:99 | 10/90=10:90 | 50/50=50:50 | …… | SS=可定制 |
D=光纤类型 | M10=105/125 | M10=200/220 | SS=可定制 | ||
E=套管类型 | 0.25=250μm | 0.9=900μm | SS=可定制 | ||
F=光纤长度 | 1M=1米 | 2M=2米 | 3M=3米 | …… | SS=可定制 |
G=接头类型 | FA=FC/APC | SA=SC/APC | SA9=SMA905 | N=不含头 | SS=可选 |
H=承受功率 | 05=0.5W | …… | SS=可定制 | ||
*该表述适用于产品说明,“本公司产品将持续更新,我们保留随时修改相关指标且无需事先通知的权利。” | |||||
类型 | 50/125μm | 62/125μm | 105/125μm | 200/220μm |
芯直径 | 50±2.5μm | 62.5±2.5μm | 105.0±3.0 | 200.0±3.0 |
芯不圆度 | ≤5.0% | ≤5.0% | ≤3.0% | N/A |
包层直径 | 125.0±1.0μm | 125.0±1.0μm | 125.0±2.0 | 220.0±5.0 |
芯/包同心度 | ≤1.0% | ≤1.0% | ≤ 1.0% | ≤ 1.0% |
涂层直径 | 245±7μm | 245±7μm | 245±7μm | 320.0±20.0μm |
涂层/包层同心度 | ≤10.0 | ≤10.0 | N/A | N/A |
涂层不圆度 | ≤6.0 | ≤6.0 | N/A | N/A |
芯层/包层同心度 | ≤1.5 | ≤1.5 | N/A | N/A |
衰减 | 850nm@≤2.3dB/km | 850nm@≤2.7dB/km | 850nm@≤4.0km | N/A |
1300nm@≤0.6dB/km | 1300nm@≤0.6dB/km | 1300nm@≤8.0km | N/A | |
满注入带宽 | 850nm@≥500MHz·km | 850nm@≥200MHz·km | N/A | N/A |
1300nm@≥500MHz·km | 1300nm@≥500Hz·km | N/A | N/A | |
数值孔径 | 0.200±0.015 | 0.275±0.015 | 0.22±0.02 | 0.22±0.02 |
零色散波长≤0.001(1458-λ0 ) | ≤0.105ps/(nm2·km) | ≤0.11 | N/A | N/A |
≤0.000375ps/(nm2·km | ≤0.001(1458-λ0 ) | N/A | N/A |
|
Products damaged due to human or non-use of other causes of improper,we promises one year warranty and lifetime maintenance,but the unauthorized disassembly equipment caused damage is not covered under warranty and returned within range. |
|
Under normal use,if there are product quality problems,or not work normally,we provide free repair or replacement service within one year;Within three years more than one year,we provide to collect the material cost,maintenance free. Repair warranty period of three years from the freight borne by each of the parties.After three years of warranty,the material cost,maintenance,freight(refers to the product of the two-way shipping to and from)shall be borne by the user. |
|
We promise that the product we provide can meet the performance requirements of users , and it is supplied by the user's sample request. |