Laboratory Binocular Biological Educational Microscope with Student

Smart Series Biological Microscope  --Entry Level Laboratory Microscope With Full Range Upgrade Extension--Can Use 40x LWD Infinity Plan Objective W.D.=3.0m To Avoid Contaminated By Cedar Oil--Creative 100x Water Objective Instead Of I00x Oil Objective For Easy Use Without Oil--High Rigidity Body Structure Design Supply High Steady & Easy Handle--Different Color Available To Customize Your Model!  /* March 10, 2023 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1