Early form of direct vision pocket spectroscope in cylindrical brass case
- maker:
- Adam Hilger
Early form of direct vision pocket spectroscope in cylindrical brass case, by Adam Hilger, London, 1874-1885.
Details
- Category:
- Optics
- Object Number:
- 1928-905
- Materials:
- brass (copper, zinc alloy), glass and cork
- Measurements:
-
spectroscope: 40 mm 14 mm,
case: 46 mm 15 mm,
overall weight: .039kg
- credit:
- Court, Thomas Henry