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Description
Vintage konimeter / dust sampler / microscope with Carl Zeiss Jena Nr 34435 K,20x lens and additional attachment. Includes wood and brown leather case.
"A konimeter is an instrument for measuring the dust content of a sample of air. A measured volume of air is drawn through a jet, to impinge on a surface coated with a glycerin jelly. The dust adheres to the surface and the particles are counted under a microscope." (Source: Analog Weather)
Condition
Good Overall - Light wear to instrument; gentle wear/suffs to case
Dimensions
Konimeter - 3" x 8" / Case - 6.75" x 4" x 9" (Width x Depth x Height)