Large-sized, glass roof prism (90º of refraction), unsigned, European, 1910-1950. May be demonstration model, too large for normal binocular and similar optical instruments
Details
- Category:
- Optics
- Object Number:
- 1955-329
- Materials:
- glass
- Measurements:
-
overall: 55 mm x 100 mm x 60 mm, Wt. 0.3kg
- type:
- amici prism and component - object
- credit:
- Banfield, Arthur Clive