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A. J. Cross' 'CV' lenses in rimless spectacle frame
OPHTHALMIC LENSES
trifocal lens
American Optical Company
North America: USA
c.1923
glass; gold

Pair of up and downcurve 'CV' (Complete Vision) tri-focal lenses. Oval. Glass (?). Invisible upcurve segment overlapped by visible downcurve segment. Contained by rimless frame: Gold-filled bridge and sides. W-bridge. Centre joints. Curl sides.


1999.5591

Gift of Irwin W. Silberstein OD, FAAO, 1973


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