Photo to etch

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Revision as of 09:40, 18 April 2024 by Wilco (talk | contribs)

Preparation in photoshop

Open image in Photohop

Make the image Black & White

in the layers panel <Adjustments - Black & White>
Ps bw .png

Make negative

<Adjustments - adjust curve> bring the right top of the curver down and right side of the cuve 4/5 up.

Convert to greyscale

Mode >> Greyscale Flatten image <OK> Discard color information? <Discard>

Image size

(the size of your copper plate)
Resolution 150 PPI 
resample: <automatic> 

Convert to bitmap

output <300 PPI> Method <Diffusion Dither> Inverse image (negative) Flip canvas Horizontal 

Save as tiff

Raster link

Open

Place

Make special layer

primer 100% valit pixel  

Rip and Print

primer <start>

On the mimaki

clean copper plate

with alcohol place on the right corner of the table

place the machine in remote mode

After printing

Cover the back of the plate

with tape

Put the copper plate in the etching liquid

for ±30 minutes

Rinse with water

Ready to Print