Direct-vision spectroscope prism, consisting of three triangular glass prisms cemented together, unsigned, European, 1920-1950
Details
- Category:
- Optics
- Object Number:
- 1955-310
- Materials:
- glass and Canadian balsam
- Measurements:
-
overall: 13 mm x 32 mm x 16 mm, Wt. 0.015kg
- type:
- direct vision prism and component - object
- credit:
- Banfield, Arthur Clive