Schmidt and Haensch polarimeter, c 1900.
Image number: 10327125
Made by Franz Schmidt and Haensch of Berlin, Germany. A polarimeter measures the angle of rotation of a polarised plane of a beam of light when it passes through an optically active substance, such as a sugar solution.
- Image number:
- 10327125
- Credit:
- Science Museum/Science & Society Picture Library
- Date taken:
- 13 January 2004 12:28
- Image rights:
- Science Museum
