Headband Magnifiers, for Magnification, OptiVISOR DA-3/DA-4, by Donegan Optical

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$48.99 - $54.99

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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.

  • Optical glass prismatic lenses: Ground and polished to precision optical standards—bevel edged and mounted in an interchangeable plastic frame
  • It tilts: Adjustable pivots allow the visor to be tilted out of the way when not needed and at your fingertips when you need magnification
  • Adjustable headband: Conforms to fit all head sizes—fabricated from a special blend lightweight material. Comfortable when worn for long periods of time.
  • High impact visor: Provides a tough, durable, always-new appearance
  • Genuine leather comfort band: Padded orthopedic felt adds to comfort
  • DA-3      14″ 1.75 times
    DA-4      10″ 2 times

When you watch our instructional videos on YouTube, you'll see Dave Dawson wearing his favorite OptiVISOR® Optical Glass Binocular Magnifiers. While wearing these OptiVISORS® won't make you a Double Grand Master Gunsmith like Dave Dawson, it will certainly make you see your intricate gunsmithing work better. And that's a good thing!


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  1. Old eyes new visiom

    Posted by Bernardo on Feb 15th 2017

    Good for gunsmithing by my old eyes.