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'Best Fit' Lens Selector
ARCHIVAL ITEMS
selection chart
Bausch & Lomb
1978
cardboard
overall (closed): 254 x 116 mm

'Slide-rule' type calculating chart for various series of Soflens soft contact lenses. White cardboard folded to form four panels, printed in black, blue, yellow and red. Obverse = Initial minus lens selector 12.5mm series; Inside left = 13.6mm series; Inside right = 13.6mm / 14.5mm series; Reverse = alternative minus lens selector and conversion chart.


2006.241

Gift of Mr Derek Fitzgibbons, 2006



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