DWDM ITU
Grid Specification
|
#
|
S-Band
|
C-Band
|
L-Band
|
|
100
GHz Grid
|
50
GHz Offset
|
100
GHz Grid
|
50
GHz Offset
|
100
GHz Grid
|
50
GHz Offset
|
|
nm
|
THz
|
nm
|
THz
|
nm
|
THz
|
nm
|
THz
|
nm
|
THz
|
nm
|
THz
|
|
1
|
1490.76
|
201.10
|
1491.13
|
201.05
|
1528.77
|
196.10
|
1529.16
|
196.05
|
1568.77
|
191.10
|
1569.18
|
191.05
|
|
2
|
1491.50
|
201.00
|
1491.88
|
200.95
|
1529.55
|
196.00
|
1529.94
|
195.95
|
1569.59
|
191.00
|
1570.01
|
190.95
|
|
3
|
1492.25
|
200.90
|
1492.62
|
200.85
|
1530.33
|
195.90
|
1530.72
|
195.85
|
1570.42
|
190.90
|
1570.83
|
190.85
|
|
4
|
1492.99
|
200.80
|
1493.36
|
200.75
|
1531.12
|
195.80
|
1531.51
|
195.75
|
1571.24
|
190.80
|
1571.65
|
190.75
|
|
5
|
1493.73
|
200.70
|
1494.11
|
200.65
|
1531.90
|
195.70
|
1532.29
|
195.65
|
1572.06
|
190.70
|
1572.48
|
190.65
|
|
6
|
1494.48
|
200.60
|
1494.85
|
200.55
|
1532.68
|
195.60
|
1533.07
|
195.55
|
1572.89
|
190.60
|
1573.30
|
190.55
|
|
7
|
1495.22
|
200.50
|
1495.60
|
200.45
|
1533.47
|
195.50
|
1533.86
|
195.45
|
1573.71
|
190.50
|
1574.13
|
190.45
|
|
8
|
1495.97
|
200.40
|
1496.34
|
200.35
|
1534.25
|
195.40
|
1534.64
|
195.35
|
1574.54
|
190.40
|
1574.95
|
190.35
|
|
9
|
1496.72
|
200.30
|
1497.09
|
200.25
|
1535.04
|
195.30
|
1535.43
|
195.25
|
1575.37
|
190.30
|
1575.78
|
190.25
|
|
10
|
1497.46
|
200.20
|
1497.84
|
200.15
|
1535.82
|
195.20
|
1536.22
|
195.15
|
1576.20
|
190.20
|
1576.61
|
190.15
|
|
11
|
1498.21
|
200.10
|
1498.59
|
200.05
|
1536.61
|
195.10
|
1537.00
|
195.05
|
1577.03
|
190.10
|
1577.44
|
190.05
|
|
12
|
1498.96
|
200.00
|
1499.34
|
199.95
|
1537.40
|
195.00
|
1537.79
|
194.95
|
1577.86
|
190.00
|
1578.27
|
189.95
|
|
13
|
1499.71
|
199.90
|
1500.09
|
199.85
|
1538.19
|
194.90
|
1538.58
|
194.85
|
1578.69
|
189.90
|
1579.10
|
189.85
|
|
14
|
1500.46
|
199.80
|
1500.84
|
199.75
|
1538.98
|
194.80
|
1539.37
|
194.75
|
1579.52
|
189.80
|
1579.93
|
189.75
|
|
15
|
1501.21
|
199.70
|
1501.59
|
199.65
|
1539.77
|
194.70
|
1540.16
|
194.65
|
1580.35
|
189.70
|
1580.77
|
189.65
|
|
16
|
1501.97
|
199.60
|
1502.34
|
199.55
|
1540.56
|
194.60
|
1540.95
|
194.55
|
1581.18
|
189.60
|
1581.60
|
189.55
|
|
17
|
1502.72
|
199.50
|
1503.10
|
199.45
|
1541.35
|
194.50
|
1541.75
|
194.45
|
1582.02
|
189.50
|
1582.44
|
189.45
|
|
18
|
1503.47
|
199.40
|
1503.85
|
199.35
|
1542.14
|
194.40
|
1542.54
|
194.35
|
1582.85
|
189.40
|
1583.27
|
189.35
|
|
19
|
1504.23
|
199.30
|
1504.60
|
199.25
|
1542.94
|
194.30
|
1543.33
|
194.25
|
1583.69
|
189.30
|
1584.11
|
189.25
|
|
20
|
1504.98
|
199.20
|
1505.36
|
199.15
|
1543.73
|
194.20
|
1544.13
|
194.15
|
1584.53
|
189.20
|
1584.95
|
189.15
|
|
21
|
1505.74
|
199.10
|
1506.12
|
199.05
|
1544.53
|
194.10
|
1544.92
|
194.05
|
1585.36
|
189.10
|
1585.78
|
189.05
|
|
22
|
1506.49
|
199.00
|
1506.87
|
198.95
|
1545.32
|
194.00
|
1545.72
|
193.95
|
1586.20
|
189.00
|
1586.62
|
188.95
|
|
23
|
1507.25
|
198.90
|
1507.63
|
198.85
|
1546.12
|
193.90
|
1546.52
|
193.85
|
1587.04
|
188.90
|
1587.46
|
188.85
|
|
24
|
1508.01
|
198.80
|
1508.39
|
198.75
|
1546.92
|
193.80
|
1547.32
|
193.75
|
1587.88
|
188.80
|
1588.30
|
188.75
|
|
25
|
1508.77
|
198.70
|
1509.15
|
198.65
|
1547.72
|
193.70
|
1548.11
|
193.65
|
1588.73
|
188.70
|
1589.15
|
188.65
|
|
26
|
1509.53
|
198.60
|
1509.91
|
198.55
|
1548.51
|
193.60
|
1548.91
|
193.55
|
1589.57
|
188.60
|
1589.99
|
188.55
|
|
27
|
1510.29
|
198.50
|
1510.67
|
198.45
|
1549.32
|
193.50
|
1549.72
|
193.45
|
1590.41
|
188.50
|
1590.83
|
188.45
|
|
28
|
1511.05
|
198.40
|
1511.43
|
198.35
|
1550.12
|
193.40
|
1550.52
|
193.35
|
1591.26
|
188.40
|
1591.68
|
188.35
|
|
29
|
1511.81
|
198.30
|
1512.19
|
198.25
|
1550.92
|
193.30
|
1551.32
|
193.25
|
1592.10
|
188.30
|
1592.52
|
188.25
|
|
30
|
1512.58
|
198.20
|
1512.96
|
198.15
|
1551.72
|
193.20
|
1552.12
|
193.15
|
1592.95
|
188.20
|
1593.37
|
188.15
|
|
31
|
1513.34
|
198.10
|
1513.72
|
198.05
|
1552.52
|
193.10
|
1552.93
|
193.05
|
1593.79
|
188.10
|
1594.22
|
188.05
|
|
32
|
1514.10
|
198.00
|
1514.49
|
197.95
|
1553.33
|
193.00
|
1553.73
|
192.95
|
1594.64
|
188.00
|
1595.06
|
187.95
|
|
33
|
1514.87
|
197.90
|
1515.25
|
197.85
|
1554.13
|
192.90
|
1554.54
|
192.85
|
1595.49
|
187.90
|
1595.91
|
187.85
|
|
34
|
1515.63
|
197.80
|
1516.02
|
197.75
|
1554.94
|
192.80
|
1555.34
|
192.75
|
1596.34
|
187.80
|
1596.76
|
187.75
|
|
35
|
1516.40
|
197.70
|
1516.78
|
197.65
|
1555.75
|
192.70
|
1556.15
|
192.65
|
1597.19
|
187.70
|
1597.62
|
187.65
|
|
36
|
1517.17
|
197.60
|
1517.55
|
197.55
|
1556.55
|
192.60
|
1556.96
|
192.55
|
1598.04
|
187.60
|
1598.47
|
187.55
|
|
37
|
1517.94
|
197.50
|
1518.32
|
197.45
|
1557.36
|
192.50
|
1557.77
|
192.45
|
1598.89
|
187.50
|
1599.32
|
187.45
|
|
38
|
1518.71
|
197.40
|
1519.09
|
197.35
|
1558.17
|
192.40
|
1558.58
|
192.35
|
1599.75
|
187.40
|
1600.17
|
187.35
|
|
39
|
1519.48
|
197.30
|
1519.86
|
197.25
|
1558.98
|
192.30
|
1559.39
|
192.25
|
1600.60
|
187.30
|
1601.03
|
187.25
|
|
40
|
1520.25
|
197.20
|
1520.63
|
197.15
|
1559.79
|
192.20
|
1560.20
|
192.15
|
1601.46
|
187.20
|
1601.88
|
187.15
|
|
41
|
1521.02
|
197.10
|
1521.40
|
197.05
|
1560.61
|
192.10
|
1561.01
|
192.05
|
1602.31
|
187.10
|
1602.74
|
187.05
|
|
42
|
1521.79
|
197.00
|
1522.18
|
196.95
|
1561.42
|
192.00
|
1561.83
|
191.95
|
1603.17
|
187.00
|
1603.60
|
186.95
|
|
43
|
1522.56
|
196.90
|
1522.95
|
196.85
|
1562.23
|
191.90
|
1562.64
|
191.85
|
1604.03
|
186.90
|
1604.46
|
186.85
|
|
44
|
1523.34
|
196.80
|
1523.72
|
196.75
|
1563.05
|
191.80
|
1563.45
|
191.75
|
1604.88
|
186.80
|
1605.31
|
186.75
|
|
45
|
1524.11
|
196.70
|
1524.50
|
196.65
|
1563.86
|
191.70
|
1564.27
|
191.65
|
1605.74
|
186.70
|
1606.17
|
186.65
|
|
46
|
1524.89
|
196.60
|
1525.27
|
196.55
|
1564.68
|
191.60
|
1565.09
|
191.55
|
1606.60
|
186.60
|
1607.04
|
186.55
|
|
47
|
1525.66
|
196.50
|
1526.05
|
196.45
|
1565.50
|
191.50
|
1565.90
|
191.45
|
1607.47
|
186.50
|
1607.90
|
186.45
|
|
48
|
1526.44
|
196.40
|
1526.83
|
196.35
|
1566.31
|
191.40
|
1566.72
|
191.35
|
1608.33
|
186.40
|
1608.76
|
186.35
|
|
49
|
1527.22
|
196.30
|
1527.60
|
196.25
|
1567.13
|
191.30
|
1567.54
|
191.25
|
1609.19
|
186.30
|
1609.62
|
186.25
|
|
50
|
1527.99
|
196.20
|
1528.38
|
196.15
|
1567.95
|
191.20
|
1568.36
|
191.15
|
1610.06
|
186.20
|
1610.49
|
186.15
|
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