Low Minus: (Plano to -6.00D) -0.75D -1.25D, and -1.75D Cyl. in Axis 10° to 180°; -2.25D and -2.75D Cyl. in Axis 10°, 20°, 70° to 110°, and 160° to 180° High Minus: (-6.50D to -8.00D) -0.75D, -1.25D, and -1.75D Cyl. in Axis 10°, 20°, 70° to 110°, and 160° to 180° Plus: (+0.25D to +4.00D) -0.75D, -1.25D, and -1.75D Cyl. in Axis 10°, 20°, 70° to 110°, and 160° to 180°