Technical drawings encompass a diverse range of visual representations used across industries to convey information accurately and effectively. From orthographic projections that present multiple views of an object, to isometric and perspective drawings that provide three-dimensional context, each type of drawing serves a specific purpose. Sectional drawings reveal internal structures, exploded views illustrate component relationships, wiring diagrams depict electrical connections, and assembly drawings showcase how parts fit together. Whether it's engineering, architecture, electronics, or other fields, the availability of various technical drawing types ensures precise communication of design, construction, and system information.

A single view drawing shows an object or structure from only one perspective. It typically provides a representation of the object in two dimensions, with only one side or face visible.

Orthographic projection is a method of representing a three-dimensional object in two dimensions. It involves projecting the object onto a plane from different viewpoints, typically front, top, and side views. These views are typically drawn separately and can be used to convey detailed information about the object's shape and dimensions.

Isometric drawings are a form of pictorial representation that show an object in three dimensions. They use a 30-degree angle and equal foreshortening along all three axes (x, y, and z), resulting in a distorted but easily understandable representation of the object.

Sectional drawings display the internal structure of an object by cutting it along a specific plane and revealing the details inside. They help in understanding the hidden features, dimensions, and relationships between internal components of complex objects.


An auxiliary view is a drawing that provides additional information about an object by showing it from an angle that is not one of the standard orthographic views (such as front, top, or side). This can be used to clarify the shape or dimensions of features that are not easily visible in the standard views.


Perspective drawings create a realistic representation of an object by showing depth and spatial relationships. They use vanishing points and converging lines to create the illusion of three-dimensional space. Perspective drawings are often used in architecture and artistic contexts.


 Exploded view drawings depict the components of an assembly separated and positioned away from each other. This type of drawing shows how the various parts fit together and helps in understanding the assembly process and the relationship between components.

Assembly drawings show how various components fit together to create a larger structure or product. They indicate the relationship between individual parts, their arrangement, and the assembly process.

These terms are fundamental in technical drawing and are used across various fields such as engineering, architecture, manufacturing, and design.