Shenzhen Optico Communication Co., Ltd. is one of the most credible manufacturers and suppliers of 1x8 cwdm demux+mux module in China. Please feel free to wholesale high quality customized products at competitive price form our factory. If you have any enquiry about free sample, please feel free to email us.
OpticoI's Coarse wavelength division multiplexer (CWDM Mux/Demux) utilizes thin film coating technology and proprietary design of non-flux metal bonding micro optics packaging. It provides low insertion loss, high channel isolation, wide pass band, low temperature sensitivity and epoxy free optical path.
Parameter | Unit | Value |
Operating Wavelength Range | nm | 1260~1620 |
Central Wavelength | nm | 1470,1490,1510,1530,1550,1570,1590,1610 |
Channel space | nm | 20 |
Channel passband width | nm | CWL+/-6.5 |
EXP Wavelength Range | 1260~1456.5 | |
Insertion Loss | dB | ≤2.5 |
EXP Insertion Loss | dB | ≤2.5 |
Channel Ripple | dB | ≤0.3 |
IsolationAdjacent channel | dB | ≥30 |
Non-adjacent channel | dB | ≥40 |
EXP | ≥15 | |
Directivity | dB | ≥50 |
Return loss | dB | ≥50 |
PDL | dB | ≤0.20 |
Power handling | mW | ≤300 |
Fiber Type | - | Corning SMF-28e Ultra |
Connector Type | - | LC/UPC |
Operating temperature | ℃ | -20~ +70 |
Storage temperature | ℃ | -40 ~ +85 |
Package Dimensions | mm | 1U 19inch chassis |

Mature production process

Free Space Technology

Low insertion loss

High channel isolation and low crosstalk

Can reach industrial grade
Application:
Line Monitoring
WDM Network
Telecommunication
Cellular Application
Fiber Optical amplifier
Acess Network
CWDM wavelengths range from 1260-1625nm, channel spacing is 20nm, which actually cover all the range of DWDM wavelengths (1470-1625nm). And DWDM wavelengths have much smaller channel spaces (0.4nm/0.8nm). Therefore, the CWDM wavelengths near (1470-1625nm). And DWDM wavelengths have much smaller channel spaces (0.4nm/0.8nm). Therefore, the CWDM wavelengths near achieve hybrid CWDM & DWDM.

Response within 24 hours
Professional technical team support
Quickly issue solutions
Quickly design and issue technical data according to requirements
WDM module truly reaches industrial grade
Strong production team and product control capabilities
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| Number of channel | Structure | Fiber Length | Connector Type | Transmission wave length |
| 4 | Mux | 1m | SC/APC | 1270nm |
| 8 | Demux | 2m | SC/PC | 1290nm |
| 16 | Customized | LC/APC | ~ | |
| 18 | LC/PC | 1610nm | ||
| N | Customized | Customized |
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Parameter | Unit | Value |
Operating Wavelength Range | nm | 1260~1620 |
Central Wavelength | nm | 1470,1490,1510,1530,1550,1570,1590,1610 |
Channel space | nm | 20 |
Channel passband width | nm | CWL+/-6.5 |
EXP Wavelength Range | 1260~1456.5 | |
Insertion Loss | dB | ≤2.5 |
EXP Insertion Loss | dB | ≤2.5 |
Channel Ripple | dB | ≤0.3 |
IsolationAdjacent channel | dB | ≥30 |
Non-adjacent channel | dB | ≥40 |
EXP | ≥15 | |
Directivity | dB | ≥50 |
Return loss | dB | ≥50 |
PDL | dB | ≤0.20 |
Power handling | mW | ≤300 |
Fiber Type | - | Corning SMF-28e Ultra |
Connector Type | - | LC/UPC |
Operating temperature | ℃ | -20~ +70 |
Storage temperature | ℃ | -40 ~ +85 |
Package Dimensions | mm | 1U 19inch chassis |


