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Objective glass
Objective glass from Astronomer Royal John Pond's 25ft Zenith sector.
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Object Details
| ID: | AST0791 |
|---|---|
| Collection: | Astronomical and navigational instruments |
| Type: | Objective glass |
| Display location: | Not on display |
| Creator: | Dollond & Aitchison |
| Date made: | circa 1822 |
| People: | Pond, John |
| Credit: | National Maritime Museum, Greenwich, London |
| Measurements: | Overall: 45 mm; Diameter: 156 mm |