
应用
* 宽带波分复用系统
* 城域网光纤
* CATV系统
特点
* 低插入损耗
* 低偏振相关损耗
* 高波长隔离度
* 环境稳定性好
产品概述
CWDM能有效节省光纤资源和组网成本,它解决了光纤短缺和多业务透明传输两个问题,主要应用在城域网汇聚和接入层,并且可在短时间建设网络并开展业务。由于CWDM具有低成本、低功耗、小体积等诸多优点,是一种低价格、高性能的传输解决方案。现在已经广泛应用于城域网传输。
(参数)
(型号)Type | CWDM | ||||||||
(参数)Parameters | (指标)Index | ||||||||
信道数Channel No. | λ | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 |
(最大插入损耗)Max insertion loss | dB | 0.8 | 1 | 1.4 | 1.8 | 2.2 | 2.6 | 3 | 3.4 |
(常规中心波长)Center wavelength | nm | 1310.1470.1490.1510.1530.1550.1570.1590.1610 | |||||||
(通带宽度)Passband width | nm | ±6.5 | |||||||
(通带平坦度)Passband flatness | dB | ≤0.5 | |||||||
(相邻信道隔离度)Adjacent channel isolation | dB | ≥30 | |||||||
(非相邻信道隔离度)Non-adjacent channel isolation | dB | ≥45 | |||||||
(波长热稳定度)Wavelength thermal stability | nm/℃ | <0.002 | |||||||
(插入损耗热稳定度)Insertion loss thermal stability | dB/℃ | ≤0.005 | ≤0.005 | ≤0.007 | ≤0.008 | ||||
(回波损耗)Return loss | dB | ≥45 | |||||||
(偏振膜色散)Polarization mode dispersion | ps | ≤0.10 | ≤0.10 | ≤0.15 | ≤0.15 | ||||
(偏振相关损耗)PDL | dB | ≤0.10 | ≤0.15 | ≤0.20 | ≤0.25 | ||||
(方向性)Directivity | dB | ≥50 | |||||||
(最大通光功率)Max power | mW | 500 | |||||||
(工作温度)Operating temperature | ℃ | -10~+70 | |||||||
(储存温度)Storage temperature | ℃ | -40~+85 | |||||||
(封装尺寸)Dimension | mm | 100×80×10.5 | |||||||
(备注)Remarks | 1、可根据要求订购1270~1610的18个波的波分模块 |
外形尺寸
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机架式CWDM设备
订购信息 CWDM-A-B-C-D-E-F-G
A | B | C | D | E | F | G |
1×N | (波长)Wavelength | (包装规格) | (光纤型号) Fiber Type | (光想尺寸) Fiber Diameter | (光纤长度) | (连接头) Connector |
N=1 | 1270 nm | 1:Φ5.5mm×34mm 2: Φ5.5mm×35.4mm 3: 90×20×10 mm 7: 1U X: Others | 9: 9/125 X: Others | 25:250um | 05:0.5m | OO:None FP: FC/PC FA: FC/APC SP: SC/PC SA: SC/APC STP: ST/PC STA: ST/APC LP:LC/PC LA:LC/APC |