Fort Worth TX (SPX) Jan 02, 2009 – Lockheed Martin rolled out the first weight-optimized conventional takeoff and landing (CTOL) variant of the F-35 Lightning II fighter on Dec. 19. The new F-35A, called AF-1, joins three weight-optimized F-35B short takeoff/vertical landing variants currently undergoing testing. The aircraft are structurally identical to the F-35s that will be delivered to armed services beginning in 2010.