GstarCAD 2027 · Command Reference
Commands > M Command > MIRROR3D
Function Description:
This command is used to create mirrored copies of selected objects.
Command Access:
Icon:
Menu: Modify > 3D Operations > 3D Mirror
Ribbon: 3D > 3D Operations > 3D Mirror
Toolbar: /
Command: MIRROR3D
Alias: /
Command Prompts:
Select object:
Specify first point of mirror plane (3 points) or
[Object/Last/Zaxis/View/XY/YZ/ZX/3points] \<3points>:
Specifies a mirroring plane by selecting a planar object. The planar object can be a circle, an arc, or a 2D polyline segment.

Mirrors the selected objects by the previously defined mirroring plane.
Uses one point on the plane and another point normal to the plane to define the mirroring plane.

Aligns the mirroring plane with the viewing plane of the current viewport through a specified point.

Selects a specified point and defines a plane contains the selected point and is parallel with a standard plane (XY, YZ or ZX). The mirroring plane is aligned with the defined plane.

Specifies a mirroring plane by 3 points. If selecting this option by specifying a point, the Specify first point on mirror plane prompt is not displayed.

Related References:
Related Concepts:
Related Tasks:
Article ID: 3629
Created: September 26, 2026
Last Updated: September 25, 2026
Author: kbadmin
Online URL: https://kb.gstarcad.com.my/article/mirror3d-command-gstarcad-2027-3629.html