Ultra Flat Back Focus Adjustment

Jul 28, 2025 by WO Team

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Applicable to the following Flattener:
  • Ultra Flat 132
  • Ultra Flat 156
For other flatteners, please refer to Flattener Back Focus Adjustment
The Ultra Flat has been precisely pre-calibrated, so no back focus adjustment is required before use.
However, if star distortion appears in your images, you can install the included PVC gasket here:
 invert
 invert
▲ Camera Sensor Too Close
 invert
▲ Camera Sensor Too Far Away
 

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