ESSLNB 1000X Microscope for Kids Students 40X-1000X Biological Compound Microscopes with Cell Phone Adapter Double Layer Stage Abbe Condenser and Slides

ESSLNB 40X-1000X Biological Microscope ESSLNB 4X Objective Turn on the LED Illumination Operation 1 Sure the eyepiece and diaphragm get ready then put a microscope slides on the stage Beginning with the 4X Objective Turn on the LED Illumination To sum up using LED Illumination and coarse & fine focusing make the image clearest All-Mental LED Student Biological Compound Microscope