The system has been designated AN/AAQ-33 in U.S. military service as the Sniper Advanced Targeting Pod (ATP). Further variants are the Sniper Extended Range (XR), as well as the PANTERA export derivative of the Sniper XR. The Lockheed Martin F-35 Lightning II is built with the equivalent of the Sniper XR in its onboard sensors.[1] The most modern version is the Sniper Advanced Targeting Pod - Sensor Enhancement (ATP-SE).