What Is Orthographic Projection?

Types of Orthographic Projection

1. First angle projection & First angle projection symbol
2. Third angle projection & Third angle projection symbol

First Angle Projection & First Angle Projection Symbol

Third Angle Projection & Third Angle Projection Symbol

Making Orthographic Views

1. Front view
2. Side view
3. Top View
4. Presentation of view

Front View

Side View

Top View

Presentation of view

Third Angle Projection

First Angle Projection Symbol in Engineering

Third Angle Projection Symbol Definition

Difference Between First Angle and Third Angle Projection

First Angle Projection Symbol Standards

First Angle Projection Symbol Explained

First Angle and Third Angle Symbol

• The degree symbol (°): This symbol is used to denote angles measured in degrees. For example, 45° represents a 45-degree angle.
• The prime symbol (′): This symbol is used to denote minutes, which is a unit of measurement for angles. For example, 30′ represents 30 minutes, which is 1/60th of a degree.
• The double prime symbol (″): This symbol is used to denote seconds, another unit of measurement for angles. For example, 20″ represents 20 seconds, which is 1/60th of a minute or 1/3600th of a degree.

3rd Angle Projection Symbol

What Is the Position of Object in Third Angle Projection?

What Is the Symbol of First Angle Projection?

What Is the Symbol for Third Angle Projection?

Orthographic Projection Examples

Drafting Orthographic Projection

What Is Orthographic Projection in Engineering Drawing?

• West Point Bridge Designer
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