2.0MP 3 in 1 Educational Microscope Digital Camera has two models (MDC2000A and MDC2000B),we usually call them 3 into 1 microscope camera or 3 into 1 microscope eyepiece. Like a digital eyepiece, they have matching optics system, image sensor and processing system, driver and application software, and like a digital camera, they have 3.6 TFT screen, keyboard, 8M flash memory, SD card slot, USB receptacle, Video cable port and DC socket. MDC2000 owns 3 typical functions: working as a camera to shoot, working as a digital eyepiece run by software and working as a video eyepiece to display image on TV set. So MDC2000 offers you more choice for your work way. Advantage: 1. To adapt all kinds of microscope including models of monocular, dual-oculars and triple oculars. 2. To be connected with ocular tube or C-mount without a reducing lens. 3. Two kinds of display angle for select. 4. One device to cover three operating models: Camera, PC Camera and Video Camera. 5. To weigh less and to be compact, and do not break the balance of microscope standing when fit on. Features Power supply5V DCcamera model and video model/ USB port PC modelTube size23.2mm or 30.00mmConnectionOcular tube or C-mountUniform focusingYesOptical magnification10XImage outputSD cardUSB portAV socketFunctions of cameraKeyboard controllingFunctions of PC cameraSoftware controllingFunctions of video cameraTV settingUSB cable1.5 mAV cable1.5mWeight of device0.18kg