Caunting Chamber - Bilik Hitung - Improved Neubauer Assistent Merk : ASSISTENT - Germany Tipe : Improved Neubauer Counting chamber, double ruling with 2 optically plane cover glasses in a transparent plastic box Improved Neubauer ruling 9 large squares of 1 mm = 9 mm The central square of 1 mm contains 25 groups of squares divided into 16 mini squares of 0.05 x 0.05 mm each. Leucocytes counting: 4 corner squares like Neubauer Erythrocytes counting: groups of squares are used Triple marginal lines at all sides of the square groups distinguish this ruling from Neubauer. The middle line is decisive for the counting.