![The Project Gutenberg eBook of Visual Illusions: Their Causes, Characteristics and Applications, by M. Luckiesh. The Project Gutenberg eBook of Visual Illusions: Their Causes, Characteristics and Applications, by M. Luckiesh.](https://www.gutenberg.org/files/36297/36297-h/images/fig40.jpg)
The Project Gutenberg eBook of Visual Illusions: Their Causes, Characteristics and Applications, by M. Luckiesh.
![Hering And Wundt Geometrical Optical Illusions. The Two Straight And Parallel Red Lines Appear As If Hering And Wundt Geometrical Optical Illusions. The Two Straight And Parallel Red Lines Appear As If](https://previews.123rf.com/images/peterhermesfurian/peterhermesfurian1607/peterhermesfurian160700094/63989780-%E3%83%98%E3%83%AA%E3%83%B3%E3%82%B0%E3%81%A8%E3%83%B4%E3%83%B3%E3%83%88%E5%B9%BE%E4%BD%95%E5%AD%A6%E7%9A%84%E9%8C%AF%E8%A6%96%E3%80%822-%E3%81%A4%E3%81%AE%E7%9B%B4%E7%B7%9A%E3%81%A8%E5%B9%B3%E8%A1%8C%E3%81%AE%E8%B5%A4%E3%81%84%E7%B7%9A%E3%81%AF%E3%80%81%E5%A4%96%E5%81%B4%E3%81%AB%E6%B9%BE%E6%9B%B2%E3%81%95%E3%82%8C%E3%81%9F%E5%BD%BC%E3%82%89%E3%81%A8-2-%E6%9C%AC%E3%81%AE%E9%9D%92%E3%81%84%E7%B8%A6%E7%B7%9A%E5%86%85%E5%81%B4%E3%81%8A%E8%BE%9E%E5%84%80%E3%81%AE%E3%82%88%E3%81%86%E3%81%AB%E8%A6%8B%E3%81%88%E3%82%8B%E3%81%8B%E3%81%AE%E3%82%88%E3%81%86%E3%81%AB%E8%A1%A8%E7%A4%BA%E3%81%95%E3%82%8C%E3%81%BE%E3%81%99%E3%80%82.jpg)
Hering And Wundt Geometrical Optical Illusions. The Two Straight And Parallel Red Lines Appear As If
![Hering And Wundt Geometrical Optical Illusions. The Two Straight And Parallel Red Lines Appear As If They Were Bowed Outwards And The Two Blue Vertical Lines Look As If They Are Bowed Hering And Wundt Geometrical Optical Illusions. The Two Straight And Parallel Red Lines Appear As If They Were Bowed Outwards And The Two Blue Vertical Lines Look As If They Are Bowed](https://us.123rf.com/450wm/peterhermesfurian/peterhermesfurian1607/peterhermesfurian160700074/63979172-muller-lyer-optical-illusion-the-line-with-outward-wings-appears-to-be-about-thirty-percent-longer-t.jpg?ver=6)
Hering And Wundt Geometrical Optical Illusions. The Two Straight And Parallel Red Lines Appear As If They Were Bowed Outwards And The Two Blue Vertical Lines Look As If They Are Bowed
![Visual illusions, their causes, characteristics and applications M.Luckiest 1922 by thebombilla - Issuu Visual illusions, their causes, characteristics and applications M.Luckiest 1922 by thebombilla - Issuu](https://image.isu.pub/100108152112-c4190f16138847fa9917d8a8fe7a2e4a/jpg/page_1.jpg)
Visual illusions, their causes, characteristics and applications M.Luckiest 1922 by thebombilla - Issuu
![The Project Gutenberg eBook of Visual Illusions: Their Causes, Characteristics and Applications, by M. Luckiesh. The Project Gutenberg eBook of Visual Illusions: Their Causes, Characteristics and Applications, by M. Luckiesh.](https://www.gutenberg.org/files/36297/36297-h/images/fig39.jpg)