object printed on my delta, z are not to scale,

[luca Massimiliano]

hi could i help you, how can i fix the print size error of the object printed on my delta, z are not to scale,

[o_lampe]

@luca-Massimiliano
Maybe the steps/mm are wrong.
Do you have 16 teeth or 20 teeth pulley?
Do you have 1.8° or 0.9° steppers?

[Phaedrux]

How far off is it?