Used Walton Microscopes in England, United Kingdom

01A19062 Walton/Beckett for Asbestos 3-1 Ratio, 19mm, calibration factor of 4 for use with 40x objective.

• Manufacturer: Walton

01A19062 Walton/Beckett for Asbestos 3-1 Ratio, 19mm diameter, calibration factor of 4 for use with 40x objective.Eyepiece Reticle soda glass in protective box.