By default, your phone's camera will automatically set both the focus point and exposure point in the same location. The Blux Camera allows you to manually set your Focus Point and Exposure Point separately before taking a shot. To set the Focus Point, simply tap anywhere on the view screen.
To set both the Focus Point and Exposure Point manually, tap anywhere on the view screen with two fingers. The Focus Point and Exposure point will appear separately on the screen. You can drag either points around to the desired location.
Locking the Focus Point and Exposure Point
Normally, your camera will automatically set a new Focus and Exposure point whenever there are environmental changes. Locking the Focus Point and Exposure Point will ensure that they don't automatically get reset.
To lock the Focus and Exposure points, simply tap the lock icon above each point after you've brought them up by tapping two fingers on the screen.
On the viewfinder, it shows like this: