|Tel.:||+49 511 6 74 70|
|Fax:||+49 511 6 74 74 50|
|fiber optics||S E||NKT Photonics|
|fiber to the home equipment||S E|
|fibers||S E||HBM FiberSensing, NKT Photonics, TOPTICA Photonics|
|optical data transmission systems||S E|
|optical fiber communication systems and devices||S E||TeraXion|
|wavelength division multiplexing devices||S E||Technica Optical Components|
Column "To": S = list of suppliers for that product, E = encyclopedia article.
Third column: alternative suppliers are suppliers also offering such products while having an ad package. On their own company profile pages, the right column of the table contains their product descriptions instead of alternative suppliers.