MusEYEum Online Catalogue

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'Best-Fit' Initial Lens Selector
ARCHIVAL ITEMS
selection chart
Bausch & Lomb
North America: USA, New York, Rochester
April 1975
card
overall: 190 mm x 190 mm

Rotary selection chart and conversion table for a new brand of soft contact lens, showing around the outer edge the corneal curvature in dioptres and/or millimetres plotted against the back vertex power in dioptres, with appropriate series of lenses B, F, J or N series to be read through the aperture. Printed in blue and black on both sides of a card disk. Reverse features an advertisement including monochrome photograph of typical product packaging.


2013.489/5

Gift of Mr Chris Rushen, FCOptom, 2013



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