MusEYEum Online Catalogue

Welcome to the online catalogue of the British Optical Association Museum. Here you can search for both museum artifacts and archives. Data is transferred from our Collections Management System to this website on a regular basis.


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crossed cylinder confirmation test
crossed cylinder
Europe: United Kingdom
Late 20th c.
case: 34 mm x 127 mm x 155 mm; each rod: 124 mm x 43 mm

Set of two monocular crossed cylinder frames. Dark grey plastic handle glazed with +/-0.50 lens and light grey plastic handle glazed with +/-0.25 lens. Contained within foam-lined black leather case with red corporate branding on flap lid with two press stud fasteners. Together with red paper quality control card.


Gift of Vision Express, 2009

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