Beer Glass Graphic ?

Out of context: Reply #6

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  • monNom0

    A lot will depend on how your printer wants the files. Two possibilities are multi-channel raster PSD/DCS and halftone bitmaps in an eps/ai file.

    Multi-channel raster:
    Your printer may want to do the halftone prep themselves, so you give them a multi-channel raster file.
    Create a new RGB or CMYK file and change colour mode to Multi-channel.
    Isolate the colours in your source artwork 1 by 1 and drag those into the multi-channel document's channel palette. You can double click the channel thumbnail to set the channel colour. Once everything looks okay in the file, Save as a PSD or DCS file.

    Halftone bitmaps:
    Call your printer and find out line-screen and angles before you convert bitmaps. They should be able to tell you how they want the files prepped. If not, find another printer!

    Isolate each colour in your design as a greyscale (channel style, so full colour is full black). Convert to 1200dpi bitmap (image>mode>bitmap), using the info you got from the printer before. With all channels converted to bitmap, save them individually as .eps or .tiff bitmaps (1bit per pixel), and pull them into illustrator/indesign/quark/whate... Place each file one on top of the other and set the ink colour you want just like you would a vector shape. Check your overprints in case some colours need to knock-out. Save as an .eps and send to the printer.

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