Stereoscopic Zoom Microscope SMZ660 Nikon's stereoscopic zoom microscope was developed by completely redesigning optical performance and operability to meet contemporary needs ⊙ Twin zooming 6.3X zoom, high magnification, and long working distance. ⊙ Airtight, anti-mold, anti-electrostatic design. ⊙ Ergonomic objective has been newly developed so that the eye level can be continuously adjusted without affecting the magnification and working distance. ⊙ Complete ergonomic design for greater ease of operation.