Unique optical system allows you to view at 2X, 4X or 7X by simply moving extra lenses into place. Features an adjustable padded headband and a flip-up frame so that the magnifier can be moved entirely out of view. Shatter- resistant acrylic lens. Stereoscopic view at 2X and 4X, mono at 7X. -- Specifications: -- Magnification: 2X/4X/ 7X -- Working Dist.: 6"/3"/1" |