Product Detail Wide power range with zoom objective and super widefield eyepieces WF10X/22 54 LED cold ring light,Sturdy base and boom stand protect the body and allow large working space 45°inclined 360°rotatable binocular head,Extemely long working distance and field of view with 0.5x auxiliary lens Two ocular tubes have diopter adjustment,Adjustable inter-pupillary distance to fit anyone's eyes Locked-in eyepieces, Zoom lenses 5x~80x, crystal clear at any point . The "Boom Stand Binocular 5x~80x Zoom Stereo Microscope with 54 LED Ring Light" is best product for you. We recommended Boom Stand Binocular 5x~80x Zoom Stereo Microscope with 54 LED Ring Light