Visual Tracking Magnifier Blue (1.5x)
Bi-Axial Magnification: 1.1x / 1.5
Visual Tracking Magnifier Blue (1.7x)
Magnification: 1.7x
Visual Tracking Magnifier Clear Reader Blue
Bi-Axial Magnification*: 1.1x / 1.5
Bi-Axial Magnification*: 1.1x / 1.5Lens Diameter: 117 x 24mmImage Vergence: -4.0DEffective Focal Length: 31.53mmField of View on Page: 112 x 24mm *Real Magnification when laid flat on page.
Visual Tracking Magnifier Clear Reader Blue (1.7x)
Magnification: 1.7x
Visual Tracking Magnifier Clear Reader Red (1.7x)
Magnification: 1.7x
Visual Tracking Magnifier Red (1.5x)
Bi-Axial Magnification*: 1.1x / 1.5