Sony LA-EA4 a System A-Mount Lens Adapter 

• ㆍProduct Highlights
  
  Attach Alpha A-mount lenses to your E-mount full frame camera body and enjoy full-time continuous Phase Detection AF
  
  while capturing stills and video with world's first full frame mount adaptor to be equipped with Translucent Mirror Technology.
  
  Plus, aperture drive mechanism enables Auto Exposure with compatible A-mount lenses
  
  
  
  
• ㆍSpecification
  
  - AFSystem 15-point TTL phase detection system with 3 cross sensors
  
  - AF Modes Continuous AF, single-shot
  
  - Dimensions Approx. 3.1 x 3.4 x 1.7" (7.9 x 8.7 x 4.4 cm)
  
  - Weight Approx. 5.6 oz (160 g) 
  
  
  
  
• ㆍWhat is in the box ?
  
  - Sony LA-EA4 a System A-Mount Lens Adapter