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 # ansys.meshing.prime.PrismControlGrowthParams

 Last update: 10.09.2025 

<a id="ansys.meshing.prime.PrismControlGrowthParams.first_aspect_ratio"></a>

#### *property* PrismControlGrowthParams.first\_aspect\_ratio *: [float](https://docs.python.org/3.11/library/functions.html#float)*

Aspect ratio to be used to compute first layer height. It is used only when prism control offset type is ASPECTRATIO.