Engineering Drawings

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This Demonstration illustrates a three-view engineering drawing called first-angle projection.

Contributed by: Izidor Hafner (November 2013)
Open content licensed under CC BY-NC-SA



In first-angle projection, the projectors originate as if radiated from the viewer's eyes and shoot through the 3D object to project a 2D image onto the plane behind it. First-angle projection is the ISO standard and is primarily used in Europe [1].


[1] Wikipedia. "Engineering Drawing." (Oct 26, 2013)

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