| DWDM LONG HAUL NETWORKS | REPRESENTATIVE BARR FILTER TYPES |
| Multiplexers/Demultiplexers |  | 50 GHz |
| |  | 100 GHz |
| | | 200 GHz |
| OADM | | C-Band WB Separator |
| | | L-Band WB Separator |
| | | 8 Skip 1 WB |
| | | 8 Skip 0 WB |
| | | 4 Skip 1 WB |
| | | 4 Skip 0 WB |
| Optical Amplifiers / EDFA | | Gain Flattening Filter (GFF) |
| | | Red/Blue Band Separator |
| | | C/L Band Separator |
| | | Steep LP Band Separator |
| | Steep SP Band Separator
|
| METRO / CORE NETWORKS | |
| CWDM | | Standard CWDM Filters |
| | | Extended Isolation CWDM Filters |
| | Large Angle CWDM Filters
|
| FIBER TO THE HOME (FTTH) | |
| Triplexer (Voice, Data, Video) | | Wide LP Band Separator (1310, 1490,1550 nm) |
| | | Wide SP Band Separator (1310, 1490,1550 nm) |
| Bi-Directional Communication (Voice, Data) | | LP Band Separator (1310/1490 nm) |
| | SP Band Separator (1310/1490 nm)
|
