You can use A-mount lenses on E-mount cameras with the LA-EA2 mount adapter. Focus System : TTL phase detection system Focus Points : 15-point AF system with 3 cross sensors AF Modes : Continuous AF, Single-shot Dimensions (Approx.) : Approx.3 1/8 x 3 1/2 x 1 3/4 inches (78.5 x 86.5 x 44mm) (WxHxD) Weight (Approx.) : 7.1 oz (200g)