Engineering Graphics with AutoCAD 2023

Chapter 5

Orthographic Views

5-1 Introduction

This chapter introduces orthographic views. An orthographic view is a two-dimensional view of a three-dimensional object. Orthographic views are created by projecting a view of an object onto a plane which is usually positioned so that it is parallel to one of the planes of the object (Figure 5-1).

Figure 5-1

You can position orthographic projection planes at any angle relative to an object, but in general, the six views parallel to the six sides of a rectangular object are used (Figure 5-2). Technical drawings usually include only the front, top, and right-side orthographic views because together ...