Microscope Museum

Collection of antique microscopes and other scientific instruments

Microscope 326 (unassigned maker; compound linen proving microscope; early 20^th century)

Microscope 326 is a compound linen proving microscope. The instrument has a draw tube used to vary the magnification. The foot of the instrument contains multiple openings calibrated in units from various regions or countries. The maker is unknown but should be of French origin and was for example sold by E. Vion in the 1920s (Figure 1).

Figure 1. Compound linen proving microscope as engraved in the 1929 E. Vion’s catalogue.