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An attempt to explain the different methods of #estlcam for #toollength measurement with a #toollengthsensor. I will also go into a little detail about the reference surfaces #machine bed and #material top (workpiece top)... and the errors that can occur. ~~~ If you liked the video and maybe it helped you, you can support me and my channel as follows: Amazon wish list: https://www.amazon.de/hz/wishlist/ls/... Makerkasse via PayPal: https://www.paypal.me/HaraldHartmann78 Links: Link to Christian Knüll's page: https://www.estlcam.de/steuerung_laen... Content: 0:00 Intro 1:00 Absolute measurement 6:50 Reference plane machine bed 10:00 GCode comparison 13:20 Constructive aspect 17:25 Relative measurement 22:05 Fixed sensor position 27:17 Alternative machine bed method 30:22 Summary Hardware: Sorotec - Tool length sensor 8mm: https://www.sorotec.de/shop/Werkzeugl... Sorotec - AMB 1050 FME-P DI: https://www.sorotec.de/shop/Fraes-Spi... LowCostDIY500EuroCNCMill: https://www.instructables.com/id/LOW-...