Microscope Object Lens in Can, by A. Ross, London, 19th Century

Subject: Microscopy
Item type: Object
Makers: A Ross
Provenance: Purchased from Dr. Reginald S. Clay with his collection.
Primary inscriptions: "1 / 4 In. And.w Ross, / Optician / London" (on can), "A. Ross / London" (on lens)
Other inscriptions: Can has white adhesive label to side with handwriting ""12090 / SC/-"
Physical material: copper alloy; Glass
Dimensions: Height: 40mm Depth: 23mm
Inventory No: 15308
Accession Number: 1944-1/part

Description

Microscope objective in can.

.1 - Microscope objective lens. Coated metal. Screw thread around the inside and outside rims, and screws onto lid. Unscrews into four sections.

.2 - Can for microscopic objective lens. Coated metal cylinder with screw cap. Inscription to top of cap and underside of can.