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51 IN STOCK. 1  Description Description- As electronics get smaller and smaller, you'll need a hand examining PCBs and this little USB microscope is the perfect tool. Its smaller and lighter than a large optical microscope but packs quite a bit of power in its little body.
Field of View: Sometimes abbreviated FOV, it is the diameter of the circle of light that you see when looking into a microscope. As the power gets greater, the field of view gets smaller. You can measure this by placing a clear metric ruler on the stage and counting the millimeters from one side to the other.