Positional filar micrometer by John Browning
- maker:
- John Browning
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LicensePositional filar micrometer by John Browning, London
Science Museum Group
© The Board of Trustees of the Science Museum
Positional filar micrometer by John Browning, London, in mahogany box with spare eyepiece, late 19th century.
Details
- Category:
- Astronomy
- Object Number:
- 1984-174
- Measurements:
-
overall: 160 x 140 x 100 mm
- type:
- filar micrometer and instrument component
- credit:
- Phillips, Son and Neale
