OptiVISOR is a precision binocular headband magnifier which permits unrestricted user efficiency while reducing eye strain—leaves both hands free and allows three dimensional vision. Used by anyone whose profession or craft requires close accurate work. Can be worn over prescription or safety eyeglasses. OptiVISOR Specs Item No. Focal Length Magnification DA-2 20″ 1.5 times DA-3 14″ 1.75 times DA-4 10″ 2 times DA-5 8″ 2.5 times DA-7 6″ 2.75 times DA-10 4″ 3.5 times
Donegan LP-3 OptiVISOR Lens Plate
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Optivisor w/Light Kit 2.5x at 8in
PDF) Trademark Index - VWR International Index The trademarked terms on this list appear in VWR publications and Accu-Edge Sakura Finetek U.S.A AnaeroPack Mitsubishi Gas Chemical
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Donegan LP-10 OptiVISOR Lens Plate
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Headband Magnifiers Archives - Donegan Optical Company, Inc.
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Lente addizionale per visore Optivisor Donegan Optical company inc
Optivisor #2 1-1/2x