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ProLabs Dense Wave Division Multiplexing (DWDM) ITU Grid

DWDM Wavelength ITU Channel Reference - 100 GHz Spacing
ProLabs Dense Wave Division Multiplexing (DWDM) ITU Grid

DWDM ITU channels consist of 100GHz (0.8 nm) wavelength spacing for 40 channels or 50GHz (0.4 nm) spacing for 80 channels. ITU G694.1 defines the standard DWDM wavelength range as 1528.77 to 1563.86nm. The complete channel grid for 100GHz DWDM is shown below.

ITU Channel NumberWavelength, nmFreq., THz
381546.92193.8
391546.12193.9
401545.32194.0
411544.53194.1
421543.73194.2
431542.94194.3
441542.14194.4
451541.35194.5
461540.56194.6
471539.77194.7
481538.98194.8
491538.19194 .9

50

1537.4195.0
511536.61195.1
521535.82195.2
531535.04195.3
541534.25195.4
551533.47195.5
561532.68195.6
571531.9195.7
581531.12195.8
591530.33195.9
601529.55196.0
611528.77196.1
621527.99196.20
631527.21196.30
ITU Channel NumberWavelength, nmFreq., THz
111568.11191.1
121567.95191.2
131567.13191.3
141566.31191.4
151565.50191.5
161564.68191.6
171563.86191.7
181563.05191.8
191562.23191.9
201561.42192.0
211560.61192.1
221559.79192.2
231558.98192.3
241558.17192.4
251557.36192.5
261556.55192.6
271555.75192.7
281554.94192.8
291554.13192.9
301553.33193.0
311552.52193.1
321551.72193.2
331550.92193.3
341550.12193.4
351549.32193.5
361548.51193.6
371547.72193.7

For more, view these brochures

Passive Multiplexer Product Catalog

WDM Transceivers Applications