BRIGHT-LINED HEMACYTOMETER, COUNTING CHAMBER, DBL NET RULING Excellent for counting individual cells (such as yeast) under a microscope Neubauer-improved, superior glass hemacytometer features double net ruling and is bright-lined without clamps Depth of chamber (tolerance ±2): 0.1mm Grid size: 0.0025mm(2) Comes complete in a plastic case with 2 cover slips (0.4mm thick)