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Scanning Line Art, Continous Tone Images and Color Images

After viewing the video "Taming Your Scanner" available at the CBE Desk you will be able to scan (line art, continous tone images and color images) correctly for various printing purposes.

Step 1: Check out the Video "Taming Your Scanner" from the CBE Desk.

Step 2: Print out this page.

Step 3: Before watching the video... to the best of your knowledge... on a separate sheet of paper answer the following questions...

  1. What is the most common mistake when scanning line art?
  2. What is a bitmap image?
  3. What is a continous tone image?
  4. What is a grayscale image?
  5. What is a raster image processor? What is it's purpose?
  6. What is the difference between a "Continous Tone Image and a Halftone Image"?
  7. What is meant by pixel depth?
  8. Why is it important to understand image size and pixel depth?
  9. What are the basic file formats for printing?
  10. What are the steps to create quality line art from a low resolution grayscale image?
  11. What is the difference between an "Outline Image and a Bitmap Image"?
  12. What are the advantages to having a "Finished Scan vs. a Raw Scan"?
  13. What should the resolution be set at when scanning directly for line art?
  14. What are some naming conventions that would help when filing your documents?

Step 4: Using another sheet of paper...
Watch the video and answer the questions again...
(You may start, stop or rewind the video at anytime)

Step 5: Review your answers and correct the first sheet.

Step 6: Using the image provided by your instructor scan it in "grayscale" and convert it to a bitmap image using the techniques suggested on the video.



Step 7: Using same image scan it directly as "line art" using the resolution settings suggested on the video.

Step 8: Place both images into a document, print out and compare the quality.

Step 9: Hand-in answers to the questions and the print outs to your instructor.