As one of the leading OADM manufacturers and suppliers in China, and equipped with a productive factory, ZG Technology (Shenzhen) Limited can offer you customized and low price OADM. Optical Fiber OADM, OADM, OADM...
CWDM 1, 2 Channel Optical Add/Drop Multiplexer
Coarse wavelength division multiplexer (CWDM) utilizes thin film coating technology and proprietary design of non-flux metal bonding micro optics packaging. It provideslow insertion loss, high channel isolation, wide pass band, low temperature sensitivity and epoxy free optical path
Performance Specifications
Parameter | 1 channel | 2 channel | |||||
Add | Drop | Add | Drop | ||||
Operating Wavelength (nm) | 1471, 1491 or 1470, 1490 etc. | ||||||
Center Wavelength Accuracy (nm) | ± 0.5 | ||||||
Channel Spacing (GHz) | 20nm | ||||||
Channel Passband (@-0.5dB bandwidth) Min.(nm) | ≥15 | ||||||
Insertion Loss (dB) | Add/Drop Ch. | ≤0.6 | ≤1.2 | ||||
Express Ch. | ≤0.8 | ≤1.6 | |||||
Channel Ripple (dB) | ≤0.3 | ≤0.3 | |||||
Isolation @add/drop channel(dB) | Adjacent | N/A | >30 | N/A | >30 | ||
Non-adjacent | N/A | >40 | N/A | >40 | |||
Express Channel Isolation (dB) | ≧13 | ||||||
Insertion Loss Temperature Sensitivity (dB/°C ) | <0.005 | ||||||
Wavelength Temperature Shifting (nm/ °C ) | <0.002 | ||||||
Polarization Dependent Loss (dB) | <0.10 | ||||||
Polarization Mode Dispersion (ps) | <0.1 | ||||||
Directivity (dB) | >50 | ||||||
Return Loss (dB) | >45 | ||||||
Maximum Power Handling (mW) | 300 | ||||||
Operating Temperature (°C) | -20 ~+85 | ||||||
Storage Temperature (°C) | -40 ~+85 | ||||||
Package Dimension (mm) | f L100 x W80 x H10 | ||||||
Specifications may change without notice
Block Diagram of the One-Channel OADM
Block Diagram of the Two-Channel OADM
Ordering Information
CWDM | Configuration | 1st Operating Wavelength | 2nd Operating Wavelength (for 2CH) | Fiber Type | Fiber Length | Connector |
1=1 Ch Add/Drop | 27=1270nm 47=1470nm | 27=1270nm 47=1470nm | 1=250um Bare Fiber | 1=1 Meter | 0=None |
