HVM-3 Binocular Headband Magnifier Visor with 1.75x and 14″ Focal Length s fully adjustable to fit any size quickly and easily Headband is adjustable +/- 60 degrees either way The standard 1.75x acrylic prismatic lens gives you an versatile & comfortable working distance of 14″ or 355mm ideal for most repetitive applications and hands free magnified view. Can be worn over eyeglasses and many safety glasses. Other lens magnifications available for purchase for the HVM-3 and HVM-4. Our standard size lenses will also fit many other headband magnifiers including OptiVISOR® Brand.
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