COUNTING CHAMBER "THOMA NEW", with Two Cover Glasses This Thoma New counting chamber is a precise optical glass device designed for manual cell counting under a microscope with accuracy. It features a double-etched grid on the glass surface, with a chamber depth of 0.1 mm and a counting area of approximately 1.1 × 1.1 mm². The product is supplied with two cover glasses for the hemocytometer and is usually packaged in a protective case.

Main Benefits

High-precision optical glass construction ensures clear visibility and reliable results.
A double grid provides a defined counting area for red blood cells and platelets.
The chamber depth tolerance within an Error margin of no more than 2% supports consistent volume measurement.
Includes two cover glasses approved for immediate use.

Composition

Special optical glass manufactured according to DIN 12847 standard.
Double-etched grid on two polished surfaces.
Chamber depth of 0.1 mm.
Counting area approximately 1.1 × 1.1 mm².

Instructions for Use

Used under veterinary or laboratory supervision for manual cell counting under a microscope.
Place the sample and cover it with one of the included cover glasses; the chamber depth is defined by the glass thickness.
Count red blood cells or platelets using the etched grid; counting white blood cells with this chamber is not recommended.
Ensure counting is performed by trained personnel using appropriate dilution and technique.

Package Size

One counting chamber supplied with two cover glasses for the hemocytometer, usually in a protective case.

Note

The Thoma New chamber is designed for counting red blood cells and platelets; it does not support counting white blood cells.