OptiVISOR® DA-3 Magnifying Glasses (1.75 X Magnification at 14") Toggle Switch Washer 9-1/2" Tall

9-1/2" Tall

Base Material: Nickel-Silver (German Silver)

Bleached Bone SKU: HSB-SG2

Fits Gibson® & Epiphone®

Uses Kluson Bushings MB65N US (Nickel) or MB65G US (Gold)

OptiVISOR® DA-3 Magnifying Glasses (1.75 X Magnification at 14") Toggle Switch Washer 9-1/2" TallThe Genuine Donegan OptiVISOR is a precision binocular headband magnifier that permits unrestricted user efficiency while reducing eye strain. It 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. DA 3 gives 1. 75 X magnification and focuses at 14". This is the original OptiVISOR proudly made by Donegan Optical Ltd right