- Item type
- Object
- Provenance
- Deposited by the Royal Microscopical Society with their collection.
- Physical material
- Copper Alloy
- Dimensions
- Diameter: 42mm Height: 26mm Weight: 60g
- Inventory No
- 84073
- Accession Number
- 1970-101/part
Description
Iris diaphragm set within a copper alloy mount. The iris is controlled via a lever which extends from the side of the apparatus. The copper alloy mounting is intended for a sub stage, and a condenser can be screwed in above the iris diaphragm.