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Use these instructions to create a 3D printable file from a scanned image, using pixelmator, OpenSCAD, and MakerWare.

Edit the image

You can use your favorite image editor, in this case we are using pixelmator for the mac.

Rotate the image if needed.

If needed, rotate the image.

Crop the image as needed.

Crop the image so only the desired area remains.

Use levels to adjust the image

Your goal is a nice black and white only (2 color) image. Most image editing software has a levels feature.

Apply levels

In Pixelmator, drag the levels onto the image.

Adjust levels as needed