Alpha series firmware improves exposure range and autofocus

Sony has released a firmware update for the a900 and a850 full frame models, improving both the focus and exposure range. Motor control and distance detection have been upgraded to be quicker and more responsive, making the focus speed and accuracy far better.

Exposure compensation is now capable of a +/- 5 shift and bracketing range up to 6 EV, allowing for more varied results when creating a HDR image. The shutter can also no be fires regardless of a lens being attached for the likes of astrophotography.

For more information and to download the update head to Sony’s website.