Interpupillary distance ruler with supplementry information
 Catalogue Number: 2341 Interpupillary distance ruler with supplementry information Category: Equipment Sub-Category: PD ruler, pupillometer Corporation: Campbell Pharmaceuticals Inc Year Of Publication/Manufacture: 1962 Time Period: 1940 to 1999 Publisher/Manufacturer: Campbell Pharmaceuticals Inc Description Of Item: Blue coloured flexible plastic ruler with cm scale on one side and inch scale on the other, with a hole covered with translucent plastic labelled 'halo viewer'. One side has a conversion scale for different weights of the Schiotz tonometer and on the reverse there is an advertisement for Phospholine Iodide. How Acquired: Donated by Dr Ian Robertson, Melbourne ophthalmologist Date Acquired: Sept 2013 Condition: Good Location: Archive office. Pamphlet and ephemera filing cabinet. Drawer 6 |