Falcon 5W - Position outline actually cuts a little into TPU

[Colin (Colin Worobetz)]

Laser beams have a width - typically somewhere between 0.05mm and 0.1mm. This is called the ‘kerf’. You can adjust your laser’s path inwards or outwards, depending on your intent, by half of your lasers kerf width, to prevent this.

In LightBurn, open up the Cut Settings window for the layer you wish to adjust:

Similarly, if you wish to adjust a Fill layer, use dot width correction.

Dot width correction?

It’s a new setting for images that is used to compensate for the fact that your beam has width. If you tell LightBurn to dither an image. On a 50% grey bit, it produces alternating on/off short line segments, like this: [image] If you draw the width of the beam, it looks more like this: [image] If you look at that 2nd image, the gaps between the lines are shorter now than the lines themselves, because of the shape of the beam. ‘Dot Correction’ is the total amount to shorten the line, t…