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Glass Plate with Magnifying Lens


This device consists of a metal frame that holds a clear glass plate. Extending from this frame is a horizontal arm with two joints and a circular magnifying lens at the end. The height of this arm can be adjusted using two knobs on the frame.

Accession Number: 2016.zoo.32

Alternative Name:

Primary Materials: Glass, Iron, Other Metal


On the back of the device: “Spencer Buffalo USA 119850”
On the arm of the magnifier: “119810”
On the rim of the lens: “S.L. Co X6”
Handwritten on the metal frame: “B”

Dimensions (cm):

Length = 16.6, Width = 15.5, Height = 16


This device is used to magnify objects on a glass plate.


Good. The paint on the metal frame is chipped and the iron underneath it is oxidized. There are minor spots of residue on the glass plated the entire instrument is dusty.

Associated Instruments:

Manufacturer: Spencer Lens Company

Date of Manufacture:


Additional Information and References:

Historical Notes: