OLATHE, Kan.--(BUSINESS WIRE)--Garmin International Inc., a unit of Garmin Ltd. (NASDAQ: GRMN), today announced Panoptix All-Seeing Sonar, a revolutionary sonar technology that gives mariners the ability to see all around their boat in real-time – forwards, backwards, sideways, and down – even while stationary. Garmin Panoptix is a multi-beam transducer that utilizes a phased-array scanning sonar technology, ideal for near-shore or freshwater fishermen and previously only available in the offsh