
Improved-McMaster
Improved McMaster Counting Chamber 1.5mm, for Parasitology.

Fertility
Fertility Counting Chamber, 0.01mm Single Round Cell. Ruling of 10x10 of 0.1mm squares.

Evaluation
Evaluation Counting Chamber, 0.02mm Single Round Cell, Slide 1mm thick with no Ruling.

Helber
Helber Counting Chamber, 0.02mm Single Round Cell, Slide 1mm thick with Thoma Ruling.