Visual Illusions

There are two kinds of people in this world - those who like to be surprised and those who like to wait for what they know is going to happen. In 1922, Matthew Luckiesh wrote an optical illusions book titled - Visual Illusions: Their Causes, Characteristics and Applications. It was probably the first book to comprehensively cover the topic of Optic... al Illusions, or Visual Illusions, as they were called then. Years of research preceded the writing of this optical illusions book. During those years the world became engulfed in "The Great War." Mr. Luckiesh worked on ways to camouflage our ships and airplanes using visual illusions. He dedicates a chapter to that topic. On this optical illusion web site, we present this book to you, chock full of optical illusion information. It will be of interest to both the person who is fascinated by optical illusions and asks, "How do optical illusions work?" and also to the person doing serious research on the science of optical illusions. Some editing of the book has been done. To navigate through it, click on a chapter link below. Once you have entered the chapter, navigate through the book pages by clicking on the numbers at the top or bottom of the page. The previous page title and the next page title appear as links to the left and right of these numbers. We hope you enjoy this optical illusions book as much as we have. Download instructions sent within 24 hours. Introduction to Visual Illusions by M. Luckiesh Only a part of what is perceived comes through the senses from the object. The remainder always comes from within. Artists, architects, stage artists, magicians and camoufleur either take advantage of optical illusions or try to avoid them. They are vastly entertaining, useful, deceiving or disastrous, depending upon the viewpoint.~ Included in the introduction is a history of optical illusions and an initial discussion on understanding optical illusions. The sense of sight differs considerably from the other senses. What we see with our eyes inside our head is ...Read More