ASSISTENT

ASSISTENT counting chamber according to Neubauer, double, with CE marking

Counting chamber made from a single piece of special optical glass – not glued or cemented – with 2 optically plane cover glasses, tolerance ± 2% at 0.1 mm chamber depth, in a transparent plastic box. 9 large squares each 1 mm² = 9.0 mm². The central square shows the Thoma grid, the other 8 squares are each subdivided into 16 squares of equal size. Erythrocyte counting using the central field as with the Thoma grid, i.e. in 5 group squares (= 80 smallest squares) of the central field.