Frequency 50-65lpi
Angles
15
75
105
155
Prepare an image with half tones
Mode of image should be in greyscale
Bitmap
Bitmap image is a very simple type of digital image, ones which pixels can only be black or white.
- Set a resolution higher than 300dpi
- to perceive the detail - increase the resolution - 1200
- Halftone screen
- Change the angle degrees to 15
- Save as a TIFF file
Printing Menu
Postscript file is an uncompressed pdf
like a pdf but contains the raw data
PPD
Post script printer description
Paper sizes then correspond with what printer can print page size.
Allow to create post script file at any size
Paper size is previously pre determined by printer we've printed to.
We're now able to create a pdf that can be very large in size.
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