Zoom-capable stereo microscope high quality optical performance, Various accessories and diversified combination specification. To meet high, Precision requirements on modern biology, Medicine, Scientific research, Inspection lines in modern electronics and other technology industries. 2, High quality and optical, Optical system components coated with special coating created a high, Quality optical system. 3, Standard magnification upto 40x use optional auxiliary lens, The magnification can be customized. 4, Long working distance to create enough room for the uses. 5, Suit to ergonomic design, Feel less fatigue when long time use. Is applicable for for hardwares, Coins, Currencies, Motherboards, Surface of samples, Etc