Vktech New 8 LED 1000X USB Digital Microscope Adjustable Stand Vista/Win7/ Mac This is the high quality electronic microscope instead of the normal microscope You can use it to snap HD pictures and capture the video, and also to measure the objects. Light Source: 8 White Light LED (with controller on USB cable) Focus Range: Manual Focus from 3mm to 40mm Siutable for: Industrial Inspection, Computer Parts inspection, Telecom module inspection, scientific teaching tool, Laboratory Research, Medical analysis, School Research tool, Insect dissection examination, Plant dissection examination, Skin examination, Scalp examination, Textile Inspection, Jewelry Inspection, Collections/Coin Inspection, Printing Inspection, Reading Aid, Teacher Add as Project, Presentation and so on