Original image.
Selected colour.
Enhancing the black lines using Multiply.
Example of hiding background Layer to show the negative layer.
Select , Color range to revert image.
Creating overlay layer.
Filling negative in black.
Selecting Multiply on one layer and creates a two colour overlay effect.
Select , colour range and shadows allows you to remove the black outline on the negative.
Change colour mode to CYMK. And select channels on the layer palette. 5 channel, CYAN , MAGENTA,YELLOW,BLACK.
Turing on the different CYMK layer to see the image in it different sections. Yellow.
Black.
CYAN.
MAGENTA.
Colour seperation on illustrator. .
Print, output, separates the colours into the different layers. Change the l.p.i here.
Measurements for half tones on illustrator.