... 's surgery. 1, the primary mirror tilting binocular tube continuous range of> 90 °, the maximum turning angle of up ... source fiber optic coaxial illumination, the maximum illumination ≥ 50000Lx, continuous tone light, halogen lamp 15V, 150W, optional xenon lamp lighting ... lamp can quickly switch8, the manual focus 20mm fine-tuning9, built with orange and green filter10, the maximum extension length ...