Donegan OptiVISOR® with Four Acrylic Lens Plates - RioGrande

Donegan OptiVISOR® with Four Acrylic Lens Plates

Donegan Optical

Donegan DA-2 OptiVISOR Headband Magnifier, 1.5X Magnification Glass Lens Plate, 20 Focal Length : Health & Household

Donegan OptiVISOR LX Binocular Magnifier-Lensplate #4 Magnifies 2X At 10 Focal Length: : Industrial & Scientific

Optivisor replacement lenses are a convenient way to get added magnification without having to buy another Optivisor. Simply change out the lens as

OptiVisor Headband Magnifier Replacement Lens Plate 1.5x - 3.5x

Donegan Optical

Donegan Optical

Donegan Optical LP 2 Replacement Lens for Opti-Visor, 1.5x Magnification, 2 Diopters, 20-Inch Focal Length : Electronics

Donegan Optical

Donegan Optical Company DA-4 OptiVisor Headband Magnifier w/2X Magnification