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Fresnel lens
OPHTHALMIC LENSES
lens
Europe: United Kingdom
Mid-late 20th c.
plastic; metal
overall: 38 mm x 51 mm

Low vision Fresnel lens made from a rigid plastic disc with concentric rings, mounted in a metal trial lens rim with spade-shaped handle.


2013.690

The Norman Bier Collection, transfer from City University, 2013



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