TruForm Optics

Fitting Support > Diopter to MM Conversion

Diopter to Millimeter Conversion Chart

36.00D 9.37 mm   46.00D 7.34 mm
36.25D 9.31 mm   46.25D 7.30 mm
36.50D 9.24 mm   46.50D 7.26 mm
36.75D 9.18 mm   46.75D 7.22 mm
37.00D 9.12 mm   47.00D 7.18 mm
37.25D 9.06 mm   47.25D 7.14 mm
37.50D 9.00 mm   47.50D 7.11 mm
37.75D 8.94 mm   47.75D 7.07 mm
38.00D 8.88 mm   48.00D 7.03 mm
38.25D 8.82 mm   48.25D 6.99 mm
38.50D 8.76 mm   48.50D 6.96 mm
38.75D 8.70 mm   48.75D 6.92 mm
39.00D 8.65 mm   49.00D 6.89 mm
39.25D 8.60 mm   49.25D 6.85 mm
39.50D 8.54 mm   49.50D 6.82 mm
39.75D 8.49 mm   49.75D 6.78 mm
40.00D 8.44 mm   50.00D 6.75 mm
40.25D 8.39 mm   50.25D 6.72 mm
40.50D 8.33 mm   50.50D 6.68 mm
40.75D 8.28 mm   50.75D 6.65 mm
41.00D 8.23 mm   51.00D 6.62 mm
41.25D 8.18 mm   51.25D 6.58 mm
41.50D 8.13 mm   51.50D 6.55 mm
41.75D 8.08 mm   51.75D 6.52 mm
42.00D 8.04 mm   52.00D 6.49 mm
42.25D 7.99 mm   52.25D 6.46 mm
42.50D 7.94 mm   52.50D 6.43 mm
42.75D 7.89 mm   52.75D 6.40 mm
43.00D 7.85 mm   53.00D 6.36 mm
43.25D 7.80 mm   53.25D 6.34 mm
43.50D 7.76 mm   53.50D 6.31 mm
43.75D 7.71 mm   53.75D 6.28 mm
44.00D 7.67 mm   54.00D 6.25 mm
44.25D 7.63 mm   54.25D 6.22 mm
44.50D 7.58 mm   54.50D 6.19 mm
44.75D 7.54 mm   54.75D 6.16 mm
45.00D 7.50 mm   55.00D 6.13 mm
45.25D 7.46 mm   55.25D 6.10 mm
45.50D 7.42 mm   55.50D 6.08 mm
45.75D 7.38 mm   55.75D 6.05 mm