Specifications: - Apochromatic optical system. - High eye point 12.5X wide-angle eyepiece, adjustable diopter compensation. - Continuous zoom: The amplification factor is: 0.4-2.5X. - Large zoom objective lens with variable working distance of 190. - 4-in-1 Camera Moudle: 4k camera system, 45° extender, pendulum system, optical splitter, splitting ratio 2:8 or 5:5. - Efficient and powerful lighting system. - Five types of lighting spots are adjustable. - Built-in 4K Imaging System. - Built-in 4K Imaging Real-Time Output System with a. - Resolution up to 3840X2160. - Powerful Image Processing Capabilities. - USB 3.0 High-Speed Data Transmission. - Equipped with Wireless Photo/Video Control Footswitch. - Beam splitting interface for external camera. - Powerful stand system. - 0-180° variable angle binocular tube. - Convenient interpupillary distance adjustment function. - Host balance force adjustment device. - Balance arm balance force adjustment device. - Bracket system damping adjustment device.