Historical information

A haemacytometer is an instrument used to count blood cells. It is commonly applied to a combination of counting chambers with cover glasses and has pipettes for red and white blood cells.

This haemacytometer was manufactured by Ernst Leitz's factory in Metzlar, Germany. This company grew to be come what is now Leica.

Physical description

Haemacytometer in brown leatherette case. Consists of two glass pipettes with attached red rubber tubing, a glass microscope slide, and three small plastic square slide accessories. The base of the case is cut out and lined with felt to accommodate the parts of the object. Top of the case is inlaid with gold coloured text which reads 'Haemacytometer/Breuer/E.Leitz/Wetzlar'. Glass slide is engraved with the text 'E.Leitz/Wetzlar' and scale measurements. Glass pipettes are printed with the text 'E. LEITZ, WETZLAR'.