The main application of Photoshop, CorelDRAW, freehand, illustrator and other commonly used production software.

Spray painting [cherry advertisement]
documentation requirement
  (1) indoor spray painting
    the original size of the document is larger than 72, and the DPI of larger file can be reduced to 55 (billboard).
For example, A4 size should be over 300 dpi, the smaller the DPI
  (2) outdoor painting
   A. for documents within 1-10 square meters, the DPI should not be less than 30 in order to ensure the accuracy;
   B. the DPI should not be less than 25 for documents with more than 10 square meters;
  C. for extra large files, the file size should be reduced by 10 times, and the DPI should not be less than 180;
  (3) storage format
   all files should be saved in TIF format of Photoshop, JPG can be used, but the compression ratio should be above 8;
   when stored in CDR format of CorelDRAW file, all text should be converted to curve;
The files produced by freehand and illustrator should be converted to TIF and JPG format of Photoshop or exported to EPS and AI format; all files should be made in CMYK four color mode.
Remember, as long as the drawings used for inkjet printing and printing must be converted to CMYK in the end. Of course, for the convenience of drawing, RGB is also good for drawing, but in the end, we must remember to turn.
Spray painting [cherry advertisement]
   accuracy: for inkjet drawings, 50 pixels / inch (or higher) is enough. For large images, you can do 20 / 10 / 7 / 8 pixels. Only the overall effect is not bad.
   color: it is better not to print a single solid color, such as M100, it is best to add Y5 inside. M100, Y5. The requirement for black is higher. You can drag it to the deepest part of the palette and drag it as much as you can. In this way, the printed image will be saturated, and you won't be able to see the place where the ink can't be seen due to the poor / poor spray head.