20.5mm Loupe, 10x Loupe, triplet loupe, diamond loupe, jewelry loupe, jewellery loupe, loupe, polishing loupe, Magnifier 20.5mm ... Loupe, 10x Loupe, triplet loupe,diamond loupe, jewelry loupe, jewellery loupe,loupe, polishing loupe, MagnifierDiamond loupes are primary ... Loupes with the finest three piece bonded lenses for distortion-free viewing and extra sharpness, our lenses have minimal ...