# Laser Cutting

## Schedule on FabMan before use

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[**Book your usage on Fabman.**](https://fabman.io/) Other members need to know.
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## Lightburn Software

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This machine has been upgraded and no longer uses the outdated Retina Engrave software.
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We have a Macbook running [Lightburn](https://lightburnsoftware.com/pages/trial-version-try-before-you-buy) beside the machine but if you prefer to have your own copy, Makerspace members can get up to 70% off.

Go to File - Import Prefs to load the latest Lightburn preferences. Always check this page to update your your software with the latest settings.

{% file src="<https://2591042653-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FXG9yNiCiybbnn5Va9zbG%2Fuploads%2FyqZllAwxeqpUh9Br4dWi%2Flb_121821.lbprefs?alt=media&token=708fd78d-9ae1-4620-b23d-cbb57ec8a48a>" %}
Lightburn Preferences
{% endfile %}

## Starting the Laser

* [ ] Use the power strip as the main power switch.
* [ ] Chiller must be running laser equipment is on. Chiller water must be flowing through the laser tube.
* [ ] Remove grate and clean up any debris from previous operation.
* [ ] Check lenses and mirrors and make sure they are clean.
* [ ] Check that exhaust fan is working.
* [ ] Check that air pump is working.

## Using the Laser

* Make sure the item you want to cut and engrave is in the [approved material list](https://wiki.cherokeemakerspace.org/index/wiki/laser/materials-list).
* Lay material flat on the grate and use the focusing billet to set the correct distance between your work piece and the laser cone.