High Light Transmission Glass
The Fristaden Lab Improved Neubauer Hemocytometer features optically ground, polished milled glass chambers.
It is made from high-light transmission 3.3 borosilicate glass for easy visibility.
Neubauer Chambers were originally used for blood cell counting. They can also be used to count liquor, bacteria, fungus and other cells.
Fristaden Lab is an American scientific brand.