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History of Science Museum

Ross No. 3 Symmetrical Doublet Camera Lens, by Ross, London

Inventory Number 64313


Acknowledgement: © History of Science Museum, University of Oxford, inv.64313

Item type
Object
Makers
Ross
Primary inscriptions
"No 3 Symmetrical (5 In.) N.32274 Ross London" engraved around lens.
Object type
Lens
Dimensions
Diameter: 46mm Height: 25mm Weight: 98g
Inventory No
64313

Description

Lens in a black painted metal mount screwed onto a copper alloy fitting with an aperture disc attached and another mounted lens screwed into the base.