Variable attenuators Compact and rugged handheld attenuators to test and qualify optical systems during installation, turn-up or routine maintenance. How to buy Request a quote Contact a sales representative Schedule a demo Ask an expert Field network testing How to buy Request a quote Contact a sales representative Schedule a demo Ask an expert EXFO Show sections Hide sections Adaptive service assurance platform Field network testing 5G testing Copper/DSL testing Dispersion analysis Ethernet testing Fiber inspection Fibre channel IPTV testing Legacy DSN/PDH testing Light sources Live fiber detection Modular test platforms Network operations, automation, data insights Network synchronization Optical fiber multimeter Optical loss test kits OTDR and iOLM Power meters RF testing Spectral testing Test function virtualization Transport testing (SONET/SDH, OTN) Variable attenuators xPON, WiFi and speed test Lab and manufacturing testing Automated probe stations Electrical BER Tester / Sampling oscilloscope Electrical Bit-error-rate testing MCB and loopbacks Sampling oscilloscope Network protocol testing Bit-error-rate testing DSn/PDH and legacy SONET/SDH testing Ethernet testing Fibre channel testing IPTV testing Next-generation SONET/SDH, OTN and multiservice testing Optical benchtop kits Optical component testers Optical light sources Optical power meters Optical spectrum analyzers Switch and utility module Test platforms Tunable laser sources Tunable optical filters Variable attenuators
