CWDM
Extended Band 4, 8 & 16 Channel Module
Parameter
Operating Wavelength Range
Center Wavelength (λc)
Channel Spacing
Channel Pass Band
Insertion Loss (Pass Band)
Pass Band Ripple
Adjacent Channel Isolation
Non-Adjacent Channel Isolation
Directivity
Return Loss
PDL
Maximum Power
Operating Temperature
Storage Temperature
Package
Dimensions
MD Packaging
(mm)
4 Channels
8 Channels
1260-1620 nm
16 Channels
1271, 1291, 1311, 1331, 1351, 1371, 1431, 1451, 1471,
1491, 1511, 1531, 1551, 1571, 1591, or 1611 nm
20 nm
≥ λc
± 6.5 nm
≤
1.6 dB
≤
2.7 dB
≤
0.5 dB
≥
30 dB (demux)
≥
40 dB (demux)
≥
50 dB
≥
45 dB
≤
0.15 dB
300 mW
-5° C to + 65° C
- 40° C ~ + 85° C
110 x 90 x 7
110 x 90 x 7
110 x 90 x 12
110 x 90 x 12
124.5 x 107 x 18
≤
0.2 dB
≤
3.7 dB
Note1: All values specified are without connectors.
Note2: Higher performance specifications are available upon request.
Note3: Fiber type Corning SMF-28e.
Note4: Channel count is from low to high for mux and high to low for demux if mux & demux are packaged in one cassette. In this
case the first channel & last channel in P/N is for mux
E C WM-
Number of
Channels
4: 4 Ch
8: 8 Ch
16: 16 Ch
-
Module Type
M: Mux
D: Demux
MD: Mux &
Demux in
One cassette
-
-
1
st
Channel
1: 1471 9:1271
2: 1491 10: 1291
3: 1511 11: 1311
4: 1531 12: 1331
5: 1551 13: 1351
6: 1571 14: 1371
7: 1591 15: 1431
8: 1611 16: 1451
-
-
-
Connector
0: None
1: FC/PC
2: FC/APC
3: SC/ PC
4: SC/APC
5: FC/SPC
6: SC/SPC
7: LC/UPC
8: LC/SPC
9: Special
A: FC/UPC
B: SC/UPC
C: ST
Last Channel
Fiber Length
Pigtail Style
1: 1471 9:1271 A: 1 meter
(=Package style)
2: 1491 10: 1291 B: 1.5 meter B: bare fiber
3: 1511 11: 1311
L: 900
µm
loose tube
4: 1531 12: 1331
5: 1551 13: 1351
6: 1571 14: 1371
7: 1591 15: 1431
8: 1611 16: 1451
www.lighteltech.com
2210 Lind Ave SW, Suite 100
Renton, WA 98057 USA
(425) 277-8000 Ph.
(425) 277-5280 Fax
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