1. Product Control Drawings

2. Control Drawings For idea presentation and official record Usually 1:1 or scaled projective drawing Key dimensions marked Colour shaded, with all graphic details Optional material and surface treatment remarks

7. 2D Vector-based Drawing Single view, augmented with close-up if necessary For time pieces, audio-visual equipment, consoles, etc 2D computer drawings frequently used (Corel draw or AutoCad)

8. 3D CAD Rendering 2 – 3 Views For product with complex form Very simple CAD model Graphics, decals, and other detailing added using vector based drawing program