![](https://coimages.sciencemuseumgroup.org.uk/375/636/large_thumbnail_1928_0920__0001_.jpg)
Crookes Type Patent Spectroscope, 1861-1871
![Hand-held single prism spectroscope, Crookes type patent](https://coimages.sciencemuseumgroup.org.uk/446/507/medium_smg00027905.jpg)
Hand-held single prism spectroscope, Crookes type patent, by Spencer Browning & Co., London, 1861-1871.
Details
- Category:
- Optics
- Object Number:
- 1915-393
- Materials:
- brass (copper, zinc alloy) and glass
- Measurements:
-
overall: 80 mm x 225 mm x 28 mm, .21kg
- credit:
- Court, Thomas Henry