LW Scientific Z4 Zoom Binocular 7-45x on Embryo-GLO LED Stand Microscope w/Tilt Mirror Z4M-BZM7-EML3. The Z4 Zoom Stereoscope magnifies from 7x-45x for high-resolution 3-D viewing ofembryos and the 10x eyepieces include a reticle for checking embryo...