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by Turboedgs
Wed Feb 25, 2015 11:39 am
Forum: Display Devices
Topic: Galvo pincushion distortion?
Replies: 5
Views: 6316

Re: Galvo pincushion distortion?

Software way be a solution, but currently beyond my level of experience. I will have to look into that. Here is a video example of the speeds that I can scan in with steppers. I have had the motors double the speed in the video but the laser doesn't mark due to lack of power at those speeds. Dialing...
by Turboedgs
Tue Feb 24, 2015 11:05 pm
Forum: Display Devices
Topic: Galvo pincushion distortion?
Replies: 5
Views: 6316

Re: Galvo pincushion distortion?

Yeah, I have one and do see "some" correction but it does not take it all out.

How do these other printers like the Form1 not have any lens correction?

Any reason(s) as to not driving the scanner via a stepper? Speeds are slower than a galvo but still fast enought to etch using a CO2. :D
by Turboedgs
Tue Feb 24, 2015 6:10 pm
Forum: Display Devices
Topic: Galvo pincushion distortion?
Replies: 5
Views: 6316

Galvo pincushion distortion?

I am building a mirror driven "glavo type" printer using two high res steppers and digital drivers. My early testing has been productive however I seem to have hit a wall with a pincushion distortion error on my X axis (last mirror before surface bed). Because it is still early I have not ...
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[phpBB Debug] PHP Warning: in file [ROOT]/vendor/twig/twig/lib/Twig/Extension/Core.php on line 1266: count(): Parameter must be an array or an object that implements Countable