Toptical Technology Inc.
DWDM

Category:Optical Passive Device

Toptical’s DWDM can combine and transmit different wavelengths simultaneously in the same fiber. To ensure efficiency, one optical fiber is converted to multiple virtual optical fibers

100GHz ITU Channel Spacing

Low insertion loss
broadband transmission
high channel isolation
High stability and reliability
Epoxy-free optical path 

Channel Mux/Demux

DWDM system

Router

Fiber optical amplifier

CATV system 

                     Items

Mux

Demux

Channel Wavelength (nm)

1530.33~1560.61(21~59 ITU grid)

Central Wavelength Accuracy (nm)

± 0.5

Min Channel Spacing (GHz)

100

Passband (@-0.5dB bandwidth) (nm)

>0.22

Insertion Loss(dB)

Add/Drop Ch.

≤1.0

 

Reflective Ch.

≤0.4

Passband Flatness(dB)

≤0.3

Add/Drop channel Isolation(dB)

Adjacent Channel

N/A

≥25

 

Non-adjacent Channel

N/A

≥35

Reflective Isolation(dB)

≥12

Insertion Loss Temperature (dB/°C)

≤0.003

Wavelength Temperature Shifting (nm/ °C)

≤0.002

PDL (dB)

≤0.1

PMD (ps)

≤0.1

Directivity (dB)

≥50

Return Loss (dB)

≥45

Rated power (mW)

500

Operation Temperature (°C)

0 ~ +70

Storage Temperature (°C)

-40 ~ +85

Dimension (mm)

L100×W80×H10

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