QLX-1000 - Lightwave
QLX1550 - QLX1550
TD-1000A, TD1000A (Nettest) - Nettest TD-1000A Hand held OTDR, 1310/155nm, Single-mode. (Nettest)
TD-1001A, TD1001A (Nettest) - Nettest TD-1001A Hand held OTDR, 1310/155nm, Single-mode.
TD-2000 /275 - Laser Precision TD2000 Optical Time Domain Reflectometer with TD-275 1300/1500nM Singlemode Optical Module