# Mirror Enhancement [GstarCAD 2018](Help%20System/GSTARCAD/2018/Index.md) → [Innovative Features](Help%20System/GSTARCAD/2018/Innovative%20Features/(Innovative%20Features).md) ### Mirror Enhancement In GstarCAD2017 we enhance the MIRROR command adding a new option.Besides picking start and end point to define mirror axis, you can also directly select objects as mirror axis like a line, polyline, a line of block,or an external reference drawing ![](Help%20System/GSTARCAD/2018/assets/GCAD_NEW/GCAD_GUG/pic/Mirror%20Enhancement%201.jpg) --- Gstarsoft Co.,Ltd ## Other versions with matching text [GstarCAD 2017](../../2017/What%27s%20new/Mirror%20Enhancement--f91d05daa9aa.md) · [GstarCAD 2019](../../2019/Innovative%20Features/Mirror%20Enhancement--f91d05daa9aa.md) · [GstarCAD 2020](../../2020/Innovative%20Features/Mirror%20Enhancement--f91d05daa9aa.md) · [GstarCAD 2021](../../2021/Innovative%20Features/Mirror%20Enhancement--f91d05daa9aa.md)