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History of Science Museum

Eyepiece Analyser, by C. D. Ahrens, London, c.1875-1900

Inventory Number 34336


Acknowledgement: © History of Science Museum, University of Oxford, inv.34336

Item type
Object
Provenance
Lent by the Royal Microscopical Society
Primary inscriptions
"C.D. AHRENS, LONDON." on tube
Physical material
Copper Alloy
Glass
Cork
Dimensions
Diameter: 31mm Height: 18mm Weight: 23g
Inventory No
34336
Accession Number
1970-101/part

Description

An eyepiece analyser designed by the prism maker C.D. Ahrens. Consists of a prism set within a cork mount. The prism and mount is housed within a tube located directly beneath an attached, blackened eyecup. The eyecup is engraved with the manufacturer's name.