Projection Type – Oblique
Oblique projection is a form of Parallel projection but one that also gives depth.
Projection Type – Perspective
If one wishes to show a more natural view of the 3D model, then a perspective projection would probably be the best choice.
Projection Type – Orthographic
This form of projection allows the user to perceive a 3D object on a flat surface or screen. All projection rays are parallel to each other as they project the image onto the screen.
Projection Type – Top/Plan
Top/Plan is a Schematic overhead view of both the 2D and 3D objects in the drawing.
Projection Types
All CAD software allows the user to view the 2D and 3D geometry using a variety of different drafting conventions.