You can't beat a Kingfisher handheld tester. A globally trusted manufacturer & supplier of test and measurement equipment for fiber optic communication systems, Kingfisher instruments consistently outperform the competition in accuracy, precision, flexibility, capability, and ease of use. Our test equipment is used by professionals in all phases of fiber optic industry. Manufacturers, researchers, installers and system operators rely on Kingfisher for the most precise physical-layer optical testing. Used in applications from hyperscale datacenter to local FTTx, telecom, datacom, defense, fiber optic manufacture, automotive and aerospace. Proudly designed, made, and tested in Australia, since 1986.