OptiVISOR® DA-10 Magnifying Glasses (3.5 X Magnification at 4") Shopify Collective providing a clear and user-friendly

providing a clear and user-friendly interface

no problem

SCT-1 controls

The fine point tip has a 1

This sizing is most popular with Gibson® SG® Standard guitars that utilize an ABR-1 bridge with threaded posts

OptiVISOR® DA-10 Magnifying Glasses (3.5 X Magnification at 4") Shopify Collective providing a clear and user-friendlyThe 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 10 gives 3. 5 X magnification and focuses at 4". This is the original OptiVISOR proudly made by Donegan Optical Ltd right