Demonstration polariscope with six mineral crystals in rotating mount.
Demonstration polariscope, rosewood and ivory frame and handle a with rotating mount containing six mineral crystals samples, unsigned, British, 1830-1880. Once the property of Sylvanus P Thompson (1851-1916), professor of physics at the City and Guilds Technical College in Finsbury, England.
- Measurements:
-
overall : 45 mm x 155 mm x 65 mm,
- Materials:
- rosewood , ivory and brass (copper, zinc alloy)
- Object Number:
- 1982-1549/1
- type:
- polariscope and optical demonstration equipment
- Image ©
- The Board of Trustees of the Science Museum