Donegan Optical OptiVISOR Magnifying Headband Visor 2-3/4X at 6 Lens

OptiVISOR is a precision binocular headband magnifier, which leaves both hands free and allows three-dimensional vision. Lenses are optical glass that

Optisight™ Binocular Magnifyng Visor - Gray. 3x, 4x And 5x Magnification Acrylic Lenses.

Optivisor

OPTIVISORS - GRIFFEN'S CLOCK PARTS AND SUPPLIES LLC

Donegan OptiVisor Optical Magnifier - Light Tool Supply

Optivisor LX Magnifier Hands Free Headband for Jewelers and Watchmakers - Watch Battery Tools

Donegan Optivisor optical glass lens plates are available separately and can be switched in moments. Simply press out the black keepers with a coin or something similar, switch lens and press the keepers back in. Earlier models had small nuts and bolts.Donegan is the only head mounted magnifier that is available with optical glass prismatic lenses. These lenses cost more but deliver the best clarity and longevity compared to the cheaper lens material used by other manufacturers.

Donegan Optivisor Lens Plate #7 LP 7

Donegan DA-2 OptiVISOR Magnifier

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Donegan OptiVisor Binocular Magnifiers, 2-3/4x @ 6 - DA-700

Hands-free optical binocular magnifier with a precision ground and polished glass lens is for use on viewing items 6 inches away. Powerful 2-3/4 times

Optivisor Optical Glass Binocular Magnifier - 7 Diopter 2.75X

OptiVISOR Donegan Magnifier 14 Focal 1.75x DA-3/LX3

Donegan Optical OptiSIGHT Magnifying Headband Visor 3 Lens Plates

DONEGAN OPTIVISOR PROFESSIONAL BINOCULAR SET - GRIFFEN'S CLOCK PARTS AND SUPPLIES LLC