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Optivisor Magnifier with Headband Mount, 3.5x Magnification, 4" Focal Distance - 40-185-1 - Penn Tool Co., Inc
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Amazon.com: Donegan DA-2 OptiVISOR Headband Magnifier, 1.5X Magnification Glass Lens Plate, 20" Focal Length : Health & Household
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Amazon.com: Dilzekui Headband Magnifier with LED Light, Rechargeable Head Mount Magnifier 1.5X to 3.5X, Opitcal Magnifying Glass with Lens, Jewelers Optivisor Reading Visor Headset Magnifier for Close Work : Health & Household
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Donegan Optical DA-2 OptiVISOR Headband Magnifier, 1.5x Magnification, 20" Focal Length - Walmart.com
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