# RASTERDPI System Variable [GstarCAD 2017](Help%20System/GSTARCAD/2017/Index.md) → [System Variables](Help%20System/GSTARCAD/2017/System%20Variables/(System%20Variables).md) → [R](Help%20System/GSTARCAD/2017/System%20Variables/R/(R).md) ## Function Description: The RASTERDPI system variable is used to control the paper size and plot scale when changing from dimensional to dimensionless output devices, or vice versa. | | | | --- | --- | | Type | Integer | | Saved in | Registry | | Initial value | 300 | | Range | 100 \~ 32767 | It could apply on changing from millimeters or inches to pixels, or vice versa. --- ## Other versions with matching text [GstarCAD 2016](../../../2016/System%20Variables/R/RASTERDPI%20System%20Variable.md) · [GstarCAD 2018](Help%20System/GSTARCAD/2018/System%20Variables/R/RASTERDPI%20System%20Variable.md) · [GstarCAD 2019](Help%20System/GSTARCAD/2019/System%20Variables/R/RASTERDPI%20System%20Variable.md) · [GstarCAD 2020](Help%20System/GSTARCAD/2020/System%20Variables/R/RASTERDPI%20System%20Variable.md) · [GstarCAD 2021](Help%20System/GSTARCAD/2021/System%20Variables/R/RASTERDPI%20System%20Variable.md)