Optical System :- Infinite optical system (Antifungal) Viewing Head :- Seidentopf built-in digital binocular head inclined at 30°, Interpupilary 48-75mm, USB 2.0 Port Eyepiece :- WF10X18mm/22, diopter adjustable on both eyepiece Objective :- Achromatic Objective 4X, 10X, 40X, 100X Optional : Achromatic Objective 20X, 60X Nosepiece :- Backward quadruple nosepiece with multiple ball-bearing, rubber grip & click stop Accurate & reliable location Mechanical Stage :- Cross Travel 78(X)mm × 54(Y)mm, Rectangular 216 ×150mm, clamp double slides Coaxial Focusing :- Coarse Fine Adjustment : 22mm, Fine Division 0.002mm with Tension Control & Upper Limit Stopper Condenser :- Abbe condenser with iris diaphragm & blue filter Illumination :- Koehler 6V20W/30W Halogen, Intensity Control, 5W LED Illumination Brightness Adjustable Image Sensor :- 16 million pixel science CMOS, Pixel 1.335mm Display :- 10.5 inches IPS retina screen display, resolution 2048×1536 Operating System:- Window 10 System Communication, Storage :- USB external interface and SD card interface, built-in WIFI-Wireless Module, Gigabit LAN interface, HDMI synchronized to the projector or related high-definition display equipment.