ObjectsViewing Record 8 of 49
Previous Record Next Record
Switch Views: Lightbox | Image List | List
Mid 20th c.
front width: 125 mm; fully extended projection: 190 mm
Device consisting of a folding white metal spectacle frame with cable curl sides but no upper rims. Bowed bridge with large surface area. Two flexible projecting bars tapering to a pair of rectangular prisms. Milled adjusting wheel to set width between lenses.
Boots Opticians Ltd Collection