Catalogue Number: 3746 Information regarding Bionite Naturalens Category: Memorabilia and ephemera Sub-Category: Advertising, trade and products Year Of Publication/Manufacture: c 1972 Time Period: 1940 to 1999 Place Of Publication/Manufacture: Unknown Publisher/Manufacturer: Unknown Description Of Item: Four typed foolscap pages stapled in the top left corner headed 'The Bionite Naturalens' in blue ball point ink. Contents describe the properties of the Bionite Lens. Historical Significance: The Bionite Naturalens was an early hydrophilic contact lens developed by Allan Isen, of Griffin Laboratories, initially as a bandage lens with a water content of 55%, then as a corrective lens in 1972. How Acquired: Donated by Ian Bailey Date Acquired: 23/3/2018 Condition: Good, paper discoloured especially page 4 Location: Archive office. Pamphlet and ephemera filing cabinet. Drawer 8 |