Amazon.com: Swift SW150 Compound Monocular Student Microscope with 40X-1000X Magnification, Glass Optics, Extra 25X Widefield Eyepiece, Coarse and Fine Focusing, Dual Illumination, and Cordless Capability : Electronics
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Amazon.com: Swift SW150 Compound Monocular Student Microscope with 40X-1000X Magnification, Glass Optics, Extra 25X Widefield Eyepiece, Coarse and Fine Focusing, Dual Illumination, and Cordless Capability : Electronics
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