© Taylor & Francis Group

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© Taylor & Francis Group

SIMPLIFYING PERSPECTIVE What Seeing Looks Like, Part 2

© Taylor & Francis Group

This is how the viewer looks at a scene...

…but it’s not what it looks like to the viewer.

This is what the viewer sees. Unfortunately, it doesn’t tell us how far away he is from the picture plane.

When we see things from above, we can see the distance to the picture plane but there’s no way to tell what the viewer’s eye level is. We need both!

© Taylor & Francis Group

Here's how it's done…

Imagine the line of sight as a 10 foot long piece of string. It starts at the station point, moves horizontally towards the picture plane and ends at the center of vision. Next, imagine cutting the string at the station point and letting it fall. The string, while still connected to the picture plane, would swing down and rest on the picture plane. It’s important to realize that the string is still 10 feet long. By transferring this dimension onto the picture plane, we can now represent a specific distance in our drawings.

© Taylor & Francis Group

This is what ‘seeing’ looks like when working in perspective.

Center of Vision

Horizon Line

Line of Sight (dropped onto the picture plane)

Ground Plane

Station Point

The horizon line represents the viewer’s eye level, the station point helps us measure distance to the picture plane, and, when working in either one or two-point perspective, we assume the viewer is looking straight ahead. Taken together, these three measurements (height, viewing angle, and distance) effectively place our viewer at the scene. Next, we’ll talk about what happens when we give the viewer something to look at.

For more information, visit: www.simplifyingperspective.com © Robert Pastrana