translation.en: Okay, now getting to a part -- I want to show design in illusions. I believe that the first example of illusions being used purposely was by da Vinci in this anamorphic image of an eye. So that when you saw from one little angle was like this. And this little technique got popular in the 16th century and the 17th century to disguise hidden meanings, where you could flip the image and
translation.zh: 现在我想展示一些 设计中的视错觉. 我认为第一个有意 运用视错觉的例子是 达芬奇的一幅眼睛变形的作品 所以当你取一个小角度看的时候图像是这样的 这个技巧在 16和17世纪流行于伪装隐含意义 稍微调转图像