Description of 4CH CWDM
4CH Fiber CWDM Cassette Module with LC UPC Adaptor
CWDM MUX DEMUX Module is compact coarse wavelength division multiplexer, It provides channels up to 16 even 18 with 20nm channel spacing from 1260~1610.CWDM MUX DEMXU Modules based on optic bench platform(that consists of multiple filter collimator and substrate,wedges) to greatlyy reduce manfuacturing cost and improve optical performance.For compact CWDM MUX DEMUX applications.
Features & Applications of 4CH CWDM
High Stability and Reliability
Wide Pass Band
Operating Temperature: -10 to 70ºC
Low Optic Loss and Polarization Sensitivity
CWDM network in PON
CWDM Upgrade in Metro Network
Specifications of 4CH CWDM
|Operating Wavelength range(nm)
||1270~1610 or 1271~1611
|Center Wavelength Accuracy(nm)
|Channel Pass band (nm)
||1310±50,or others specified
|Insertion Loss (Max.dB)
|Channel Ripper( Max.dB)
|Insertion Loss Temperature Sensitivity ( Max. dB/℃)
|Polarization Mode Dispersion( Max.dB)
|Maximum Power Handing(mW)
||44(L)X28(W)X6(H), 44(L)X28(W)X7(H) or 53.8(L)X28(W)X8(H)
Note: 1. Customized specifications is available.
Specified without connector, If with connector, IL will increase 0.2dB.
Single Fiber Bidirectional Transmission
The wavelength of TX and RX is
Dual Fiber Bidirectional Transmission
The wavelength of TX and RX can be Same or Different
CWDM systems can transport 18 wavelengths (1270~1610nm) with a channel spacing of 20nm. In custom application typically use 1470 to 1610nm in the spectrum grid. Compare with DWDM, CWDM has a wider channel spacing than DWDM.
Q1:Can I have a sample order? What is your MOQ of 4CH CWDM?
A1:Sample order is welcome to test and check quality. We don't MOQ, 1pcs sample is available. Also Mixed samples are acceptable.
Q2: What's the Lead time?
A2: The normal lead time is about 1week, For big quantity and special products. Please check lead time with our sales representative. But we keep stock for some products, could ship 1-3 days after receiving payment.
Q3: What are the payment terms?
A3: Payment term: T/T, Paypal, Western union,cash payment, Alibaba etc.
Q4: What is your warranty time?
A4: 3 years' warranty.
Q5: Could I use our own logo, label and package?
A5: Yes, we could provide OEM service which according to your requirements, design products label, logo, PN, SN, package.