# Orthographic Projection

Engineering Design

## Circles in Multi-View Orthographic Projection

A circle on a surface that is parallel to the plane of projection will project as a circle. A circle […]

Engineering Design

## Normal and Nonnormal Lines

In a multi-view orthographic projection, a NORMAL line is one that is parallel to two of the planes of projection

Engineering Design

## One and Two-View Drawings

It is often the case that a two-view projection is all that is required. The view at the top of

Engineering Design

## Using a Miter Line

A miter line (OE in the figure) offers a convenient method of laying out a third view while you are

Engineering Design

## Spacing of Views

Views should be spaced on the paper in such a manner as give the appearance of a balanced drawing. An

Engineering Design

## Arrangement of Views

The six principal views of an object drawn in a third-angle projection are arranged according to the American standard arrangement

Engineering Design

## Line Conventions

When you are preparing drawings, you will use different types of lines to convey information. Line characteristics, such as widths,

Engineering Design

## First and Third-Angle Projection

First-Angle Projection (Europe) Establishing an objectâ€™s true height, width, and depth requires front, top, and side views, which are called

Engineering Design

## Projections

To satisfy requirements for preparing single or multi-view drawings, you may use two main types of projection: PARALLEL and PERSPECTIVE

Engineering Design

## Orthographic Projection

Orthographic Projection When you are called upon to draw a three-dimensional object or figure, it is customary to represent the

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