Siemens SINUMERIK 828D Programming Manual page 381

Further information
MIRROR X... Y... Z...
The mirror is programmed by means of an axial change of direction in the selected working
plane.
Example: Working plane G17 X/Y
The mirror (on the Y axis) requires a direction change in X and, accordingly, is programmed
with
Mirroring is implemented in relation to the currently valid coordinate system set with G54 to
G57, G505 to G599.
CAUTION
The
programmable frame.
Fundamentals
Programming Manual, 07/2010, 6FC5398-1BP40-0BA0
. The contour is then mirrored on the opposite side of the mirror axis Y.
MIRROR X0
command resets all frame components of the previously activated
MIRROR
Coordinate transformations (frames)
12.7 Programmable mirroring (MIRROR, AMIRROR)
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