Scanning

Origional

Red

Green

Blue

• RGB (Red, Blue, Green) is the primary mode for graphics and has a smaller file size than CMYK suitable for Web images.
• CMYK (Cyan, Magenta,Yellow and Black)are pigmented colours that printers use which is why all RGB muct be converted to this mode before printing.
• Greyscale changes the image into different shades of grey/black/white (approx 256). NOTE: when you convert an image to this mode you CANNOT go back.
• Duotone- two colours
• Bitmap- Black and White 

You can change or scan in different resolutions depending on the image's end use:

• 300dpi     - Commercial Printing
• 150-200dpi - Digital/ Lazer inkjet printers
• 72-96dpi   - Internet/ Powerpoint

1. Place image, object or fabric in scanner.
2. Click on either 'Print/Fax' in 'System Preferences' or the application, 'Image Capture'.
3. Choose the Scan Option> Open Scanner 
4. Adjust resolution/ file type and file for saving
5. Scan
6. Proceed to edit image
7. Go to file and save for web and devices (to place on webpage/blog)

100dpi

150dpi

300dpi

Image source:

Milgrim, J. 2007. 'Make Up by Marie Claire'. Murdoch Books, Sydney, Australia.