Raynox DCR-250 2.5x Super Macro Lens, Snap-on Universal Mount for 52mm to 67mm Filter Diameters + Optic Pen Lens Cleaner + 1 VCC Micro-Fiber Clot - Video Camera Center
Amazon.com : Raynox DCR-250 Super Macro Snap-On Lens : Camera Lenses : Electronics
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Canon T2i with the Raynox DCR-250
DCR-250 Super Macro conversion lens for D-SLR cameras, 4K and HDV Camcorders