After setting the print layer height in the process preset, slicing usually generates a model with uniform layer height. However, for some special models (such as models with a spherical top surface or a slope), the printed surface may not be smooth enough, resulting in an obvious "staircase feeling". In this case, the variable layer height function can effectively improve this phenomenon. Figures 1 and 2 show the difference between uniform layer height and variable layer height.
Enable variable layer height | Variable layer height is not enabled |
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The adjustment range of variable layer height is limited by the layer height setting of the printer. For example, when using a 0.4mm nozzle, the layer height range is 0.08mm to 0.28mm. Generally, we do not recommend that you modify this range by yourself.
Turn on the variable layer height option in the upper toolbar
You can adjust the variable layer height parameters by the following methods
Detail/Speed: Click Adaptive, it will automatically adjust the layer height in different ranges according to your needs for printing details and speed. If you drag the small triangle close to "Detail", it means that the printed model is finer, and it will automatically set more parts of the model to lower layer height. If you drag the small triangle close to "Speed", it will tend to print faster, so it will automatically set more parts of the model to higher layer height
Smooth Mode: Click to make the transition between different layer heights smoother. The radius refers to the filter width of the Gaussian filter. A larger filter radius will make the curve smoother. You can click multiple times to get a smooth curve effect and a better transition between different layer heights
Keep Minimum: When using the smooth mode, the minimum layer height will not be changed, that is, the minimum layer height will remain the original value when smoothing the curve.
Variable layer height is also not supported with organic tree supports.