Calligraphy Auto Fit
  Max Cyl Total Power Add
1.50 Clear 6 +500/-700 0.75 to 3.50
1.50 Transitions 6 +400/-700 0.75 to 3.50
1.50 Polarised 6 +600/-400 0.75 to 3.50
Poly Clear & Transitions 6 +500/-1000 0.75 to 3.50
Poly Polarised 6 +600/-1000 0.75 to 3.50
1.60 Clear & Transitions 6 +500/-1000 0.75 to 3.50
1.67 Clear & Transitions 6 +800/-1200 0.75 to 3.50
1.67 Polarised 6 +800/-1200 0.75 to 3.50
1.74 Clear & Transitions 6 +800/-1800 0.75 to 3.50