Standard Magnification Objective: 0.7X - 5X; eyelens : WF10X/22,  more wide field, standard magnification is 7X to 50X, can up to 3.5X to 200X ; Long working distance allows enough operation space; 45°inclined 360°rotatable trinocular head, can add camera; Sharp erect stereo images over a wide field view; Have well-focused, clear images on your PC or video Screen AND through the microscope eyepieces at the same time; No need to re-focus the microscope after each "switch";   Note: For Trinocular Microscope, they can Equipped with professional Camera,to make you can easy to object and capture what you see in the micro world.