MusEYEum Online Catalogue

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Fluoroperm ST Bifocal Contact Lens Calculator
ARCHIVAL ITEMS
selection chart
Paragon Vision Sciences; David Thomas (Contact Lenses) Ltd
North America: USA; Europe: United Kingdom
1994
cardboard
overall: 99 x 229 mm

'Slide-rule' type calculating chart. Obverse = objective findings; Reverse = subjective findings. Inner card has options for lens type A, B or C. White, overprinted in green and black.


2004.269

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