Tripod Data Systems (TDS), offers an extended warranty option for the TDS Ranger and TDS Recon handheld computers, and new Nikon total stations. The option for the Ranger and Recon can extend the standard TDS product warranty for up to two years and covers product function failures. The option for the Nikon total stations lengthens the current initial factory warranty from two to three years. The Ranger and Recon warranty can be purchased any time during the current warranty period for a maximum extension of two years. The Nikon warranty must be purchased at the same time as the total station and can be included in the TDS Lease Program. (TDS, Corvallis, Ore.)