Bausch & Lomb binocular loupe

Catalogue Number: 1306
Bausch & Lomb binocular loupe
Category: Spectacles and lenses
Sub-Category: Magnifiers
Designer/inventor: Carl H O Wittig, for Bausch & Lomb
Year Of Publication/Manufacture: c1939
Time Period: 1900 to 1939
Place Of Publication/Manufacture: USA
Publisher/Manufacturer: Bausch & Lomb
Description Of Item: White metal round eye curl side spectacle frame, with binocular magnifying lenses on pivoting mount. Separation of magnifying lenses can be adjusted by milled wheel. System allows magnified binocular view. Stamped 'B&L OPT CO USA/ US PATENT 2,155,575'. 113mm x 42mm x 80mm. Copy of patent dated April 25 1939 is in Archive Office. Pamphlet and emphemera filing cabinet Drawer 2 Cat No 1306 (filed in same folder as patent for an ophthalmometer Cat No 1316)
Historical Significance: US Patent No 2,155,575 was granted for a Binocular Loupe on April 25, 1939, to Carl H O Wittig of Irondequoit, N.Y. and assigned to Bausch & Lomb Optical Company, Rochester, N.Y.
How Acquired: Donated by Elizabeth Hatfield, Fellow of the College
Date Acquired: July 2009
Condition: Very good
Location: Archive Office. Spectacles cabinet Drawer 2

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