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EX20 Series Biological Microscope -BM289EX20


EX series microscope has an advanced design, stable ,safety and efficient. which makes the operators to use the microscope more simple.


This microscope can also be used with many accessories to realize bright field, simple polarization ,dark field, phase contrast. Which has excellent cost- performance.


This microscope can be used in variety of biological applications, such as teaching and laboratory.


Optical system Infinity achromatic optical system
Observation tube Binocular head , 30°inclined, 54~75mm interpupillary distance
Trinocular head,30°inclined,(with 0/100 or 20/80 light splits)
Eyepiece High eyepoint widefield plan eyepiece PL10X/18mm,with ±5 degrees diopter control
High eyepoint widefield plan eyepiece PL10X/20mm,with ±5 degrees diopter control
Objective Infinity plan achromatic objective 4X、10X、20X、40XS、100XSO
Nosepiece Backward quadruple nosepiece
Backward quintuple nosepiece
Focusing adjustment Coaxial coarse and fine focusing adjustment, with limited and tension adjustment. coarse adjustment range: 25mm,fine adjustment precision:0.002mm.
Stage coaxial mechanical stage in140X132mm size and 76×50mm travel range.
Condenser Koehler N.A.1.25 condenser(with socket for phase contrast and dark field sliders)
Illuminator Main supply 100V-240V, 3 watt LED lamp with intensity control(fixed center)
Main supply 100V-240V, philips 6V/20W halogen lamp with intensity control(fixed center)
Photography adapter 3.2x photo eyepiece ,photo tube(with PK mount)
Video adapter 0.35X CTV
0.5X CTV
1.0X CTV
Other options Phase contrast sliders for condenser(use with phase contrast objective)
Dark field slider for condenser
Simple polarization (with analyser and polarizer)