J-2 Colonometer:
Features:
This instrument is consists of counter, sensor, counting cell etc, reasonable design which can give a visible colony comparing, easy to observe, couple with special pen, it will be ring when count and ensure the accuracy of the testing, apply to Petri dish from Ø50-Ø100mm, the magnification is variable, It is a necessary instrument for all levels of health and epidemic prevention stations.

Main Technical Data:
Voltage: 220v±10% 50/60Hz
Power rating of lamp: 16W
Total power consumption: 20W
Capacity of the Counter: 0~999
Diameter of the counting plate: Ø115mm
External Demension: 268×225×90mm

J-3 Colonometer:
Features:
This Bacteria Colony Counter is made of CMOS integrated electric, is a digital displayer for counting the germs, capacity of the counter is from 0 to 999, the button return back to " o" automatically. When error in counter, push the "-" and "+", and the counter will be less or add. With sensor, it's sensitive, incl sound indicator, to ensure the counting is correct. This instrument supply with special pen, enhance the efficiency of the counter, the magnifier can be adjusted to perfect position with flexible arm. The magnification up to 3x,it's easy to compare bacteria, apply to Petri dish from Ø50-Ø150mm.

Main Technical Data:
Voltage: 220v±10% 50/60Hz
Power consumption of lamp: 50w
Magnification: 3 times
Capacity of the Counter: 0~999 or 0-9999
Diameter of the counting plate: Ø155mm
External Dimension: 360×300×180mm