Four glass prisms, one broken, made 1850-1924 (see note)
Details
- Category:
- Optics
- Collection:
- Sir Henry Wellcome's Museum Collection
- Object Number:
- 1997-1942
- Measurements:
-
truncated prism sitting on longest edge: 26 mm x 73 mm x 28 mm,
right-angled prism sitting on longest edge: 28 mm x 55 mm x 41 mm,
rectangular right-angled triangular prism sitting on longest edge: 23 mm x 95 mm x 48 mm,
all three prisms total weight: 0.405kg
- credit:
- Wellcome Trustees