Concave Microscope Reflector, Late 19th Century

Subject: Microscopy
Item type: Object
Provenance: Purchased from Dr. Reginald S. Clay with his collection. Part of item 31 in typescript list.
Physical material: copper alloy; silver
Dimensions: Diameter: 42mm Height: 10mm Weight: 20g
Inventory No: 43840
Accession Number: 1944-1/part

Description

Concave copper alloy disc with silvered surface and aperture with screw-thread. Stored in black Japanned tin box.