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Fresnel lens
OPHTHALMIC LENSES
lens
G. Nissel & Company Ltd
Europe: United Kingdom
Mid-late 20th c.
plastic; vinyl
overall (lens): 38 mm x 97 mm; overall (outer case): 43 mm x 98 mm

Set of eight low vision Fresnel lenses comprising a semi-flexible rectangular hand magnifier designed to slide out from a black vinyl case-cum-handle.


2013.683

The Norman Bier Collection, transfer from City University, 2013



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