Difference between revisions of "Laser Cutter/Instructions/Photo Engraving"

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(Added Hints, Tips, and References and TBC, as this appears to be a work in process.)
m (Tidying up)
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This page will attempt to explain how to get the best quality engraving results out of the software that is already available on the Hackspace computers, namely GIMP for the editing and LaserCut for the actual engraving.
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This page will explain how to get the best quality engraving results out of the software that is already available on the Hackspace computers, namely GIMP for the editing and LaserCut for the actual engraving.
 
[[File:monalisa_300dpi_engrave.jpg|thumb|The Mona Lisa engraved on some MDF at 300DPI equivalent.]] [[File:vermeer_600dpi_engrave.jpg|thumb|Vermeer's ''"Girl With A Pearl Earring"'' engraved on some MDF at 300DPI equivalent.]]
 
[[File:monalisa_300dpi_engrave.jpg|thumb|The Mona Lisa engraved on some MDF at 300DPI equivalent.]] [[File:vermeer_600dpi_engrave.jpg|thumb|Vermeer's ''"Girl With A Pearl Earring"'' engraved on some MDF at 300DPI equivalent.]]
  
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== Hints, Tips, and References ==  
 
== Hints, Tips, and References ==  
  
** Images will work best if [http://diylaser.blogspot.co.uk/2011/09/laser-engraving-and-dpi-scan-gap.html| DPI is matched to the Scan Gap]
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* Images will work best if [http://diylaser.blogspot.co.uk/2011/09/laser-engraving-and-dpi-scan-gap.html| DPI is matched to the Scan Gap]
** One way to prepare images is to reduce the image to black and white [http://blog.aaronbot3000.com/2013/05/a-guide-to-better-dithering-on-laser.html| using dithering].
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* One way to prepare images is to reduce the image to black and white [http://blog.aaronbot3000.com/2013/05/a-guide-to-better-dithering-on-laser.html| using dithering].
*** For wood, etching makes things darker, but for acrylic, etching makes things lighter.
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* For wood, etching makes things darker, but for acrylic, etching makes things lighter.

Revision as of 14:32, 30 May 2014

This page will explain how to get the best quality engraving results out of the software that is already available on the Hackspace computers, namely GIMP for the editing and LaserCut for the actual engraving.

The Mona Lisa engraved on some MDF at 300DPI equivalent.
Vermeer's "Girl With A Pearl Earring" engraved on some MDF at 300DPI equivalent.

How To Produce The Images

You begin by importing the file you want to engrave into the GIMP editing software. Most, if not all of the Hackspace computers have this installed.

TBC

Hints, Tips, and References

  • Images will work best if DPI is matched to the Scan Gap
  • One way to prepare images is to reduce the image to black and white using dithering.
  • For wood, etching makes things darker, but for acrylic, etching makes things lighter.