Fiber Instrument Sales Inc. has introduced a pocket fault locator that identifies excessive bends and breaks and other sources of optical attenuation in fiber patch cords, patch panels, enclosures and fiber optic cable. Available in 1.25- and 2.5-mm versions, it features an all-aluminum housing, a bright 650-nm laser and a heavy-duty belt holster. The F1-9000 is designed for single- (6 to 7 km) or multimode (4 to 5 km) use. Operating temperature is from –10 to 50 °C. The locator measures 7.1 × 0.860 in. and weighs 4.5 oz.