Donegan Optical - Optivisor Binocular Magnifier
OptiVISOR Head Band Magnifier Visor – ZOIC PalaeoTech Limited
DONEGAN OPTICAL OPTIVISOR Precision Binocular Headband Magnifier
Magnifying Glass Paper
The DS-36 MagniView handheld magnifier has been designed with simplicity in mind. Its top mount thumb rest promotes a more natural hand position creating balanced weight distribution between lens and handle. The 2x to 4.5x bifocal lens and lightweight design are perfect for extended reading times or for those with limited strength. The 4.5x spot lens is molded in to the crystal-clear acrylic primary lens for ease of use and seamless focusing transitions.
Carson MagniView 2.5X Crystal Clear Lens - 5X Bi-Focal Spot Lens
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.
3.5x Optivisor Lens Plate
Working distance of 20 inches. 1-1/2x Power. Reduces eyestrain. Glass lens flips up when not in use. Padded forehead for longwearing comfort. Hands-free optical binocular magnifier with a precision ground and polished glass lens is for use on viewing items 20 inches away. Powerful 1-1/2 times magnification makes this great for viewing fine print or small items without eyestrain. Adjustable frame is made of lightweight durable impact-resistant materials.
Optivisor 2x at 10
Donegan DA-5 Optivisor Binocular Headband Magnifier With Glass for
Buy the Donegan - Optivisor Al Headband Magnification Set - (Lx347
The Donegan OptiVISOR is a hands-free, headband binocular magnifier that has optical glass lenses that are ground and polished into prismatic lenses
Donegan OPTIVISOR Opitcal Glass Binocular Magnifier - 1.75x Magnification Computer, Electronics
Donegan Optical DA-7 Donegan Magnifier Opti Visor 2.75 X Magnification 6 Range
