![Bausch & Lomb Engravers' 3.5X Magnifier (1479308214306)](http://perrinwatchparts.com/cdn/shop/products/29-205-600_600x600.jpg?v=1595353462)
Bausch & Lomb Engravers' Magnifier With a distortion-free, flat field view necessary for tool and die making, engraving, biological work, etc. Semi-achromatic lens is mounted in plastic frame. Lens diameter 1-5/8". Working distance is 3". Power is 3-1/2X.