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Discover EXFO's complete line of OTDRs and learn their specificities via this summary chart.

Learn the difference between iOLM and OLM. Discover how intelligent optical link mapping simplifies OTDR trace interpretation for fiber technicians.

Find out how EXFO's products are being deployed by our customers worldwide

Mentor is the exclusive on-line learning center for EXFO products and technologies, available to EXFO sales teams an partners.