# Parameter `ZoomMode`
Default Value: `0`

!!! Warning
    This is an **Expert Parameter**! Only change it if you understand what it does!

!!! Note
    This parameter can also be set on the Reference Image configuration page!

!!! Note
    After changing this parameter you need to update your reference image and alignment markers!

`ZoomMode` only applies when `Zoom` is enabled.
Value 0: Crop the camera sensor frame to `ImageSize` resolution.
Value 1: Scale the camera sensor frame to 800 x 600 pixels then crop it to `ImageSize` resolution.