Objects

The 'Maddox' Near Vision Phorometer
ARCHIVAL ITEMS
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Raphael's Ltd
Europe: United Kingdom, England, London, EC
1914
paper
overall: 216 mm x 147 mm

Advertisement for a manufacturer of a phoria testing instrument. Page 11 of an advertising supplement to an optical text book. Printed in black and white, with product photograph/drawing and prices for folding and non-folding pattern. Includes explanation of how the instrument works.


2000.452/8

Gift of David G. Williamson Optics, 2000



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