You can adjust the sharpness of the projected image of Epson EH-LS12000B Projector by using the focus feature.
Focusing the Image with the Lens Button
1. Turn on the projector and display an image.
2. Press the [Lens] button on the control panel or remote control.
3. Press the [Lens] button repeatedly until Adjust Focus is displayed on the screen.
4. Press and hold the left or right arrow button on the control panel or remote control to focus the image.
5. When you are finished, press [Esc].
Read more:
Epson EH-LS12000B Projector Remote Installing Tip