1. Screen Printing: Posterization of an Image using Adobe Photoshop Graphic Comm. II Mr. Jarrett

2. Lesson Objectives Changing to Grayscale Resizing & Cropping Adjusting Contrast Levels Posterization Filter Separating Layers Applying Color

3. Original Image

4. Changing to Grayscale Step 1: Image > Mode > Grayscale

5. Resizing & Cropping Step 2: Measure the dimension of the shirt you wish to print on To resize go to: Image > Image Size Here set the size dimensions

6. Adjusting Contrast Levels Step 3: You need adjust the contrast levels to bring out the details in the image Go to: Image > Adjustments > Levels Here adjust the contrast levels using the levels histogram

7. Posterization Filter Step 4: Next posterize the image so that the colors can be separated into different layers Go to: Filters > Artistic > Poster Edges Here adjust settings to give you the desired effect

8. Separating Layers Step 5: Separating the color layers can be the hardest part Go to: Select > Color Range Here use the eyedropper tool to select the Blacks Once selected: Copy & Paste it onto a new layer

9. Separating Layers Step 6: Repeat Step 5 Go to: Select > Color Range Here use the eyedropper tool to select the Grays Once selected: Copy & Paste it onto a new layer

10. Applying Color Step 7: Change your document back into an RGB file Image>Mode>RGB Then change the gray layer into a color The resulting image should look something like this