1.This Glasses Magnifying Loupes Fishing Focus Binocular is especially designed for fishing,even Jeweler Appraisal, FREE YOUR HANDS. 2.Optical prism and exit pupil:58-74mm ,oxyoptex: -12-5D, 10x magnification with 34mm objective lens. 3. Teleconverter: 2# Rate:2X, Focusing rate:3X-5X 3# Rate:3X, Focusing rate:3.5X-7.5X…
