Epson Pro L30002UNL 30,000-Lumen HDR Pixel-Shift DCI 4K Laser 3LCD Large Venue Projector (White) - Manual (Page 140)

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Correcting Image Shape with Curved Surface
You can use the projector's Curved Surface setting to adjust the shape of an image projected on a
curved surface.
Note: For the best results, project from the front of the screen onto a surface with a uniform arc radius
and with the lens in the home position.
1. Turn on the projector and display an image.
2. Press the Geometry button on the projector control panel or remote control.
3. Select the Curved Surface setting and press Enter . If you see a confirmation message, press Enter
again.
You see this screen: