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History of Science Museum

A Wollaston Prism Pattern Camera Lucidae with Prism head, by Alexander, Exeter, c. 1850

Inventory Number 80328


Acknowledgement: © History of Science Museum, University of Oxford, inv.80328

Item type
Object
Makers
Alexander
Primary inscriptions
"Alex Alexander Optician to the King/Exeter"
Dimensions
Height: 215mm Width: 76mm Depth: 20mm Weight: 199g
Inventory No
80328

Description

Copper alloy-coloured Wollaston Prism pattern camera lucida by Alexander of Exeter. With a small adjustable prism head and a black sliding section attached, this is mounted on an extendable adjustable arm attached to a 'C' shaped clamp and screw for attaching to a base or table, with a wheel edged with small teeth attached to the corner of the clamp.