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History of Science Museum

Evolute Shutter

Inventory Number 59512


Acknowledgement: © History of Science Museum, University of Oxford, inv.59512

Item type
Object
Object type
Shutter
Dimensions
Height: 80mm Width: 122mm Depth: 17mm Weight: 113g
Inventory No
59512

Description

Evolute camera shutter. Mechanism consists of a cog which when rotated moves a circular shutter across a smaller circular aperture. Mechanism is contained within a wooden housing. A copper alloy catch which holds shutter in place, sits on top of wooden housing.