Subject DWDM ITU Grid Specification
Date 08/07/2009

#

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

Copyright © 2000-2009 Optoplex Corporation. All Rights Reserved