JHD-WR855 microscope with full optical glass elements, metal framework, 360 degree rotatable monocular head, coarse & fine focusing, and top and bottom LED illumination system that uses either an outlet (adapter included) or 3 AA batteries (not included). It offers 3 magnification settings, 200X, 500X,2000X.Including a set of operating accessories and microscope slides so that you can do biological and scientific experiments at any time!
1.Sure the eyepiece and diapbram get ready then put a microscope slides on the stage.Beginning with the 4X Objective. Turn on the LED Illumination.
2.Turn the focusing knob until a clear image is obtained (First you need to find the object image with the coarse focusing,then adjust the object image to the clearest with the fine focusing).
3.When the desired view is obtained under the lowest power (4X), rotate the nosepiece to the next higher magnification (10X)(40X).To sum up using the LED Illumination and coarse & fine focusing make the object image clearest and sharpest.
Eyepiece:WF25X and Tube built-in 2X
Objective Lenses:Achromatic 4X,10X,40X
The Focusing Rang : 8mm
Head:45 degree Inclined 360 degree swiveling
Illumination:Top and Bottom LED Lights
Focusing system:Coarse and Fine Focus design
Power Supply:100-240V& AA Batteries
Net weight : 2.43 pounds
Dimension: 5.51×3.94×11.42 inch
1 x Microscope
1 x Power Supply Adapter
1 x phone Adapter
1 x Wire Shutter
1 x Carrying Bag
1 x Microscope Slides Set
1 x Operating Accessories Set
1 x Manual