Epson EB-L570U - Focusing the Image Using the Focus Ring; Setting the Screen Type

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2. To enlarge or reduce the image size, rotate the projector's zoom ring.
Parent topic: Using Basic Projector Features
Focusing the Image Using the Focus Ring
You can correct the focus using the projector's focus ring.
1. Turn on the projector and display an image. Wait 20 minutes after turning on the projector before
setting the focus, zoom, and lens shift for maximum accuracy.
2. To sharpen the image focus, rotate the projector’s focus ring.
Parent topic: Using Basic Projector Features
Setting the Screen Type
You can use the Screen Type setting to match the aspect ratio of the displayed image to the screen you
are using.
Note: This setting is unavailable when using the USB or LAN input source.