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reading stone · Vinony

EntityQ1820708· pop 6· linked from 10 articles

reading stone

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a transparent stone used to magnify objects or letters

Connections

International Standard Book Number

digital object identifier

Abbas Ibn Firnas

Categories

Corrective lenses Magnifiers

Sources

wikipedia.externallinksexternallink

What links here10 pages

Abbas Ibn Firnas

history of optics

magnifying glass

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