Watson Holos paraboloid system, c. 1930
- maker:
- W Watson and Sons
Watson Holos paraboloid system, c. 1930
Details
- Category:
- Microscopy (Wellcome)
- Object Number:
- 1980-1459
- Materials:
- stop, brass and mounting, brass
- Measurements:
-
box: length 107 mm
- type:
- microscope condensers
- credit:
- Cowen, B.C.