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Science & Invention

Robert Waland

Spherometer

Period:
20th Century
Description:
A precision instrument designed to measure the curvature of a surface to a high degree of accuracy.  Robert Waland used it to calculate the curvature of optical lenses.
Place of Production:
Athol, Mass, USA
Materials/Media:
(box) wood, (instrument) metal
Dimensions:
height 180mm, width 255mm, depth 230mm
Source:
Dumfries Museum & Camera Obscura
Accession number:
DUMFM:1999.7.19
Digital Number:
DMSI005a-k
Copyright:
Dumfries & Galloway Council


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