Theory: Video Microscope Drawtube: Monocular Item Name: HT-60S 1-500X portable microscope (USB) Magnification: 1X ~ 500X Illumination: 8 PCs white adjustable LEDs Camera Type: Color CMOS Camera Main function: Zoom in, take videos, take images, measurement Image resolution: 640*48*76 2592*1944 Image Format:. BMP Video Format:. AVI Color Optional: Gray