The Cadillac projection is a great way to get an accurate and detailed image of what you are looking at. Here are the steps on how to use it:
1. First, identify the object that you want to project.
2. Second, place the Cadillac projection device about two feet from the object.
3. Third, look through the eyepiece and focus on the image until it is clear.
4. Finally, take note of any measurements or details that you see in the projection.