Zograscope
A zograscope is an optical device for magnifying flat pictures that also enhances the sense of the depth shown in the picture. It consists of a large magnifying lens through which the picture is viewed.
A zograscope is an optical device for magnifying flat pictures that also enhances the sense of the depth shown in the picture. It consists of a large magnifying lens through which the picture is viewed.
A zograscope is an optical device for magnifying flat pictures that also enhances the sense of the depth shown in the picture. It consists of a large magnifying lens through which the picture is viewed.
Source: Wikipedia "Zograscope" · CC BY-SA 4.0
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