Description
4 X Four Drawer Lens Dens. This is Den stores many negative sphere powers in 0.25D steps.
Sphere powers: +3.00 to PL in 0.50D steps. PL to -6.00 in 0.25D steps. -6.50 to -8.50 in 0.50D steps. Axes: 10X2, 20X2, 30, 40, 50, 60, 70, 80, 90X2, 100, 110, 120, 130, 140, 150, 160X2, 170X2, 180X2. CYL Powers: -0.75, -1.25, -1.75, -2.25