Portable testers for optical solutions, transmission technologies and xDSL/copper applications. Solutions available host a wide range of test solutions covering all layers on a network infrastructure and extending across the full technology lifecycle. Our portfolio includes modular test platforms, loss testers, OTDRs, splicers, optical spectrum analyzers, CD/PMD analyzers, tunable laser sources, power meters, laser spectrum analyzers, SDH analysers, GigE/10/40/100GigE analysers, wavelength meters, xDSL / copper testers etc. Our available solutions range from handheld testers to distributed systems for monitoring and service assurance applications.