A:
The SAL55200/2 DT lens is compatible with your DSLR-α390
The SAL55200/2 DT lens is compatible with The Following DLSR α (Alpha) Cameras
α100, α200, α230, α290, α300, α33, α330, α350, α380, α390, α450, α500, α55, α550, α700
It is necessary to use the LA-EA1 mount adapter for compatibility of this lens with the NEX model cameras.