Catalogue Number: 4279 AIM Direct Ophthalmoscope Category: Equipment Sub-Category: Ophthalmoscope Year Of Publication/Manufacture: Mid 20th C Time Period: 1940 to 1999 Place Of Publication/Manufacture: Camden Town, London, UK Publisher/Manufacturer: Allied Instrument Manufacturers (AIM) Description Of Item: Hand-held direct ophthalmoscope, black head and handle. Chain of lenses and disc wheel of auxiliary lenses. Head marked 'AIM' in rectangle, and '0828 / PAT APP FOR'. Sliding thumb control for power on top collar of handle, near imprint 'OFF'. Size, 260x45x45mm. Historical Significance: Patent 0828: 'Off-axis or unobscured systems in which all of the mirrors share a common axis of rotational symmetry'. AIM was founded in 1937 by Clement Clarke in Pratt Street, Cambden Town, as a joint venture with C. W. Dixey & Son Ltd, Alfred Hawes & Son Ltd, and Curry & Paxton Ltd. How Acquired: Donated by David Cockburn Date Acquired: 07/2012 Condition: Fair Location: Documents Room Orange Daytona Cabinet Drawer 1 |