Scienscope 0.25x Auxiliary Lens for MZ7A Micro-Zoom Series - New York Microscope Company
Amazon.com: Real Glass Reading Glasses with Clear Real Glass Lenses in Geek Style Frame Available in Reading Magnification +0.25 to +3.00 (0.25) : Health & Household
60X Plan Achromatic Microscope Objective Lens Working Distance 0.25mm | Boli Optics Microscope Store
Bower 58mm 0.25x Super Fisheye Lens VLB2558 B&H Photo Video
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