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In some early texts concerning long-distance viewing, the term ‘mirror’ is used, but not as a device for simple reflection. Instead, the mirror takes on other powers, and the term seems to serve as some kind of metaphor for a fantastical device to view scenes remotely. Johannes Hevelius observing with one of his telescopes (1674) […]
Posts Tagged ‘planispheres’
The Measure Of Ancient Mirrors: Planispheres, Phenakistoscopes And Telescopes
June 23rd, 2021 
Awake Goy 
Posted in Jewish News 
Tags: ancient, measure, mirrors, phenakistoscopes, planispheres, telescopes 
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