25G SFP28 MWDM LWDM solutions

For 5G fronthaul networks, USource offers optical multiplexer of CWDM, MWDM, DWDM and LWDM solutions and 25G SFP28 with DML laser.

CWDM wavelengths 1270 1290 1310 1330 1350 1370nm or 1271 1291 1311 1331 1351 1371nm
MWDM wavelength range is from 1260nm to 1377nm, total 12 channels. Which is designed for Chinese 5G fronthaul networks.

1267.5	Channel 1	DML+PIN+TEC
1274.5	Channel 2
1287.5	Channel 3
1294.5	Channel 4
1307.5	Channel 5
1314.5	Channel 6
1327.5	Channel 7
1334.5	Channel 8
1347.5	Channel 9	DML+APD+TEC
1354.5	Channel 10
1367.5	Channel 11
1374.5	Channel 12

DWDM 100GHz O-band Wavelengths 1286.66nm 1291.10nm 1295.56nm 1300.05nm 1304.58nm 1309.14nm, most are the 6 channels. Which is poplular used in Korea 5G front-haul networks. 

LWDM is called LANWDM, wavelength range is from 1269nm to 1332nm, total 12 channels. We call it DWDM 800GHz. That is popular used in Korea 5G front-haul networks. 

L1	1269.23
L2	1273.54
L3	1277.89
L4	1282.26
L5	1286.66
L6	1291.1
L7	1295.56
L8	1300.05
L9	1304.58
L10	1309.14
L11	1313.73
L15	1332.41