[Lab] Laser cutter cutting unevenly

[Dave Hunt]

This could also be an issue with dirty optics (lens and or mirrors).  At
the farther extremes the laser needs to travel further and tends to
attenuate through space.  Dirty optics further exaggerate this problem.

On Thu, Oct 16, 2014 at 10:30 AM, Darcy Whyte <darcy at inventorartist.com>
wrote:

> Lift the cutting table out and make sure there is nothing underneath it or
> it's feet that could be making the table un-level.
>
> When focusing the machine pick three places that are far apart. Far apart
> left and right and far apart fore and aft. this will bring forward any
> leveling issues.
>
> If the bed isn't level then it may not cut the same everywhere on the
> bed...
>
>
>
> --
> Darcy Whyte
>
> Art+ inventorArtist.com <http://inventorartist.com/> | Aviation
> rubber-power.com
> Contact: darcy at inventorArtist.com | 613-563-3634 by appointment (no text)
>
>
> On Thu, Oct 16, 2014 at 10:26 AM, <janick at bergeron.com> wrote:
>
>>  Did a few small acrylic projects on the laser cutter during the AGM.
>> Thank you to those who fixed the "homing" problem.
>>
>>
>>
>> However, it was not cutting through near the top and bottom of the bed
>> (3mm acrylic). It was thin enough that it could be cracked by hand but left
>> a sharp, jagged edge.
>>
>>
>>
>> Anyone else noticed?
>>
>> _______________________________________________
>> Lab mailing list
>> 1. subscribe http://artengine.ca/mailman/listinfo/lab
>> 2. then email Lab at artengine.ca to send your message to the list
>>
>
>
> _______________________________________________
> Lab mailing list
> 1. subscribe http://artengine.ca/mailman/listinfo/lab
> 2. then email Lab at artengine.ca to send your message to the list
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://artengine.ca/pipermail/lab/attachments/20141016/cf5b987d/attachment.html>