# Maintenance

### Parts

{% tabs %}
{% tab title="Electronics" %}

* [Cloudray 40w Laser Tube](https://amzn.to/3panrtp)
* [Cloudray 40w Power Supply](https://amzn.to/3e9bfTb)
  {% endtab %}

{% tab title="Optics" %}

#### Focus Lens

* FL:38.1mm ZnSe focus lens D:20mm ([Amazon](https://amzn.to/3N68ukP))
* FL:50.8mm ZnSe focus lens D:20mm ([Amazon](https://amzn.to/3xDKP5t))
* FL:63.5mm ZnSe focus lens D:20mm ([Amazon](https://amzn.to/3xy4kwe))

Focus lenses are also available from [AliExpress](https://www.aliexpress.com/item/2251832048011950.html) under a single listing.

#### Mirrors

* T:3mm D:20mm laser mirrors, set of 3 ([Amazon](https://amzn.to/3Hyrl6Z), [AliExpress](https://amzn.to/3Hyrl6Z))
  {% endtab %}
  {% endtabs %}

### Maintenance Log

* 12/19/21 - Replaced Laser Tube


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