Functions
You can also choose to display only the portion of the image that is seen through the lens.
Circle
Makes a circle with the image.
You can set the size of the circle, and make the axis of modulation vertical.
Panorama
Curves the upper and lower edges of the image to emphasize the sense of perspective.
You can set the horizontal and vertical curve ratio, and the curve center position.
92 Digital Multi Effects (DME)