Magnifiers

Fisherman Eyewear Slim Vision

Turns any pair of regular glasses or sunglassses into magnifiers. Magnification: 3x Power/ +4.00 Diopter

This clip on fly tying magnifier attaches to the brim of your hat with clip and pin, flips easily out of the way, and gives you 2.25X magnification to thread even the finest tippets with ease. Made in USA.