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Parallax

A wire can look contained in one image and lie outside the object. Which view would help you tell?

Three short projection challenges for junior orthopaedic trainees. Choose a view, then reveal the geometry.

Start the guided lesson
The first challenge's 0 degree synthetic cylinder-and-wire projection; depth is hidden.
The first view. Where is the tip?

3D Explore

Move the beam around a visible wire and compare the images.