Cope-LLG Catalogue 2018

1083 10. Optical instruments and Microscopes Microscopy/Counting chambers GENERAL CATALOGUE EDITION 20 E & OE. Counting chamber, Thoma ruling Double ruling. Without snap-on clips. Calibratable. Cell depth 0.1mm. Grid is the same as the grid in the centre of large square in the Neubauer chamber. The area of the small square is 0.0025 mm². Since the large outer squares are not included, the Thoma system is only used to count thrombocytes and erythrocytes. 1 Type PK Cat. No. Counting chamber, Thoma ruling 1 9.161 080 1 Counting chamber, Fuchs-Rosenthal With double ruling. Without snap-on clips. Calibratable. Cell depth 0.2 mm. Grid has 16 x large 1 mm² squares. Each square is divided into 16 smaller squares each with a side length of 0.25 mm and an area of 0.0625 mm². These counting chambers are commonly used to count cells in cerebrospinal fluid. 2 Type PK Cat. No. Counting chamber, Fuchs-Rosenthal 1 9.161 098 2 Hand tally counter Use for counting blood cells, bacterial colonies, drops of liquid, or any repetitive event. Tallies up to 9999. Features a quick-reset knob, lens window for easy reading, and finger ring for a secure grip. Sturdy, chrome-finished, metal housing. Dimensions: 46 mm diameter x 41 mm W. 3 Description PK Cat. No. Hand tally counter 1 6.237 971 3 Economy Counters Mechanical, benchtop counters are ideal for determining the number of cells, counting parts, etc. Use with blood cell labels provided or insert your own. Each key records up to 999 count strokes. A totalising window keeps track of the total number of strokes made on all keys; a bell rings at every 100 total counts reached. 4 Description Width Length Depth PK Cat. No. mm mm mm 6-key Economy Counter 9-key Economy Counter 76 76 250 320 56 56 1 1 9.521 801 9.521 802 4