You can turn on Dynamic Contrast to automatically optimize the image luminance of Epson EH-LS12000B. This improves the image contrast based on the brightness of the content you project.
Turning On Automatic Luminance Adjustment
1. Turn on the projector and switch to the image source you want to use.
2. Press the [Menu] button on the control panel or remote control.
3. Select the Image menu and press [Enter].
4. Select Dynamic Contrast and press [Enter].
5. Choose one of the following options and press [Enter]:
• Normal for standard brightness adjustment.
• High Speed to adjust brightness as soon as the scene changes.
6. Press [Menu] or [Esc] to exit the menus.
Read more:
Epson EH-LS12000B Projector Contrast Ratio Adjusting Guide