A high quality, a precision binocular headband magnifier which permits unrestricted user efficiency while reducing eye strain—leaves both hands free
OptiVISOR Headband Magnifier
OptiVISOR Complete Set with Case - Donegan Optical Company, Inc.
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Optivisor Donegan Replacement Headband with Leather Comfort Band
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Pro'sKit 900-063 Optivisor, 2-3/4X Magnification
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Donegan Optical. LP1 OptiLOUPE Magnifier for OptiVISOR
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This optivisor features a dial adjustment headband to fit any head size The adjustable pivot assembly on visor can be set to desired tension, so it
14 Focal Length Magnifying DA-3 Optivisor 1.75X Jewelry Making Inspection Repair Magnifier Visor