Sculpture recreates odd optical effects of famed Lycurgus Cup
Summary
Researchers have built a modern sculpture to replicate the unusual color-changing properties of an ancient glass artifact. This historic item, originating from around 400 CE, shifts between different hues depending on whether it is illuminated from the front or the back.
Dating back to around 400 CE and made of dichroic glass, the Lycurgus Cup is notable for exhibiting different colors depending on the light. (It gets its name from the scene depicted on its surface, of King Lycurgus of Thrace.) Light it from the front, and the cup looks green; light it from behind, and the color changes to a…
Source: Read the full story at Ars Technica - All content
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