HP Digital mp2210 - Manual (Page 25)

Making basic adjustments 25
Adjusting the focus and zoom
1. Rotate the zoom ring to adjust the picture size from 100 to 115%.
2. Rotate the focus ring until the image becomes clear. The projector can be focused at
distances of 1.5 to 10 m (5 to 33 ft).
If the picture does not fit the screen, you might have to move the projector closer to or farther
away from the screen.