Orthographic drawing is a method of drawing a three dimensional object at different angles. Normally three views are drawn. These are a view from the front, a view from the side and also one from above (called the plan view).

The emergency mobile phone shown below has been developed for hikers / walkers and it is a simple design. It should only be used in the event of an accident or getting lost - when the emergency services may be needed for rescue.

The phone has a FM radio function so that hikers /walkers can listen for up to date information about weather conditions etc....

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The drawing below shows the front, side and plan views of emergency mobile phone. Look carefully at the position of each of the views.
The front view has been drawn first because it has most of the detail and the side view is drawn next. Last the plan view is drawn directly above the front view.
This style of orthographic drawing is called THIRD ANGLE ORTHOGRAPHIC DRAWING. This system of orthographic drawing is used around the world and is the standard for designers