Howard Mold Counting Chamber, Glass. Center of slide has 15x20mm rectangle flanked by 0.1mm high sho ...
Howard Mold Counting Chamber, Glass. Center of slide has 15x20mm rectangle flanked by 0.1mm high shoulders on each side. Rectangle and cover glass have optically plane surfaces. Rectangle has 2 engraved parallel lines spaced 1.382mm apart. With thin (28x33x0.5mm) and thick (28x33x1.0mm) cover slips. Read more
