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Spherical lens and envelope
OPHTHALMIC LENSES
lens
Raphael Ltd
Europe: United Kingdom, England, London
Early-Mid 20th c.
glass; paper
envelope: 57 mm x 55 mm; overall (lens): 47 mm x 1 mm

Round glass spherical lens blank, edged. Together with original supplier's square-shaped brown paper envelope, front overprinted in black, with spectacle-shaped (R)APHAE(L) logo and slogan and with specimen type stamped on it.


2017.309

Transferred from the former Museum and Library of Optometry, Aston University / Gift of the family of the late Anthony G. Sabell FCOptom, 2016



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