Brand™ Bürker-Türk Counting Chambers
Combines of the Bürker and Thoma systems. BRAND™ Bürker Türk Counting Chambers show 9 large squares of 1mm2 each with double-ruling. The large squares are subdivided into 16 group squares with 0.2 mm sides. In the central large square, each group square is subdivided into 16 mini squares with 0.05 mm sides (= 0.0025 mm2).